Write each mixed number as an improper fraction. 2(3/5)

Which choice shows the correct way to write 16/24 in lowest terms? A. 16/24 = (8 + 8)/(8 + 16) =8/16 =1/2 B.16/24 =(4*4)/(4 *6) =4/6 C. 16/24 =(8*2)/(8*3) =2/3

391

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Textbook Question

Evaluate each expression. 0/7

452

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Textbook Question

Use set notation and write the elements belonging to the set {x | x is a natural number less than 6}.

386

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Textbook Question

Which fraction is not equal to 5/9? A. 15/27 B. 30/54 C. 40/74 D. 55/99

535

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Textbook Question

Evaluate each expression. 10^3

355

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Textbook Question

In Exercises 1–14, write each number in decimal notation without the use of exponents. 1.4X10⁰

244

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Textbook Question

Write each fraction in lowest terms. 8/16

347

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Textbook Question

Let U = {1, 2, 3, 4, 5} and A = {1, 2, 3}. Find A′.

344

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Textbook Question

Evaluate each expression. 2*5 - 10/12

419

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Textbook Question

Write each fraction in lowest terms. 4/12

363

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Textbook Question

Find {16, 18, 21, 50} ∩ {15, 16, 17, 18}.

344

views

Textbook Question

In Exercises 1–14, write each number in decimal notation without the use of exponents. 7.9X10⁻¹

258

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Textbook Question

Evaluate each expression. |-4|

389

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Textbook Question

Find {16, 18, 21, 50} ∪ {15, 16, 17, 18}.

326

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Textbook Question

In Exercises 1–12, find each absolute value. |-√2|

205

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Textbook Question

Write each fraction in lowest terms. 16/20

347

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Textbook Question

Write each fraction in lowest terms. 90/150

400

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Textbook Question

Identify each set as finite or infinite. Then determine whether 10 is an element of the set. {4, 5, 6,...., 15}

558

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Textbook Question

Evaluate each expression. |-10|

378

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Textbook Question

In Exercises 1–12, find each absolute value. -|-2/5|

274

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Textbook Question

Write each fraction in lowest terms. 100/140

370

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Textbook Question

Evaluate each expression. |-15|

369

views

Textbook Question

Write each fraction in lowest terms. 18/90

364

views

Textbook Question

Identify each set as finite or infinite. Then determine whether 10 is an element of the set. {1, 1/2, 1/4, 1/8, ....}

361

views

Textbook Question

Evaluate each expression. -|4/7|

394

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Textbook Question

State the name of the property illustrated: 3+17 = 17+3

587

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Textbook Question

In Exercises 1–14, write each number in decimal notation without the use of exponents. -6.00001X10¹⁰

244

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Textbook Question

Use the product rule to simplify the expressions in Exercises 13–22. In Exercises 17–22, assume that variables represent nonnegative real numbers. √27

Write each fraction in lowest terms. 16/64

488

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Textbook Question

Evaluate each expression. -|7/2|

373

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Textbook Question

State the name of the property illustrated: (6 • 3) • 9 = 6 • (3 • 9)

362

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Textbook Question

Identify each set as finite or infinite. Then determine whether 10 is an element of the set. {x | x is a natural number greater than 11}

319

views

Textbook Question

Evaluate each expression. -|-3|

367

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. 32,000

261

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Textbook Question

Use the product rule to simplify the expressions in Exercises 13–22. In Exercises 17–22, assume that variables represent nonnegative real numbers. √125x^2

386

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Textbook Question

Evaluate each expression. -|-12|

367

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Textbook Question

Determine whether each statement is true or false. |25| = |-25|

325

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. 638,000,000,000,000,000

255

views

Textbook Question

Identify each set as finite or infinite. Then determine whether 10 is an element of the set. {x | x is a fraction between 8 and 9}

709

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Textbook Question

The formula C=5/9(F-32) expresses the relationship between Fahrenheit temperature, F, and Celsius temperature, C. In Exercises 17–18, use the formula to convert the given Fahrenheit temperature to its equivalent temperature on the Celsius scale. 50 °F

10626

views

Textbook Question

Write each improper fraction as a mixed number. 17/12

733

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Textbook Question

Write each improper fraction as a mixed number. 16/9

388

views

Textbook Question

State the name of the property illustrated: (3 • 7) + (4 • 7) = (4 • 7) + (3 •7)

397

views

Textbook Question

Determine whether each statement is true or false. |5+(-13) | = |5| + |-13|

362

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Textbook Question

A football was kicked vertically upward from a height of 4 feet with an initial speed of 60 feet per second. The formula h=4+60t-16t^2 describes the ball's height above the ground, h, in feet, t seconds after it was kicked. Use this formula to solve Exercises 19–20. What was the ball's height 2 seconds after it was kicked?

1410

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Textbook Question

In Exercises 15–30, write each number in scientific notation. -317

265

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Textbook Question

Use set notation, and list all the elements of each set. {12, 13, 14,..., 20}

474

views

Textbook Question

Write each improper fraction as a mixed number. 77/12

547

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Textbook Question

Determine whether each statement is true or false. |8-12| = |8| - |12|

341

views

Textbook Question

In Exercises 21–28, find the intersection of the sets. {1,2,3,4}∩{2,4,5}

382

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. -5716

215

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Textbook Question

Use set notation, and list all the elements of each set. {1, 1/2, 1/4, ...., 1/32} .

643

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Textbook Question

Determine whether each statement is true or false. |11| * |-6| = |-66|

329

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Textbook Question

Determine whether each statement is true or false. |-5| * |6| = |-5*6|

354

views

Textbook Question

Use set notation, and list all the elements of each set. {17, 22, 27, .. , 47}

363

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. 0.0027

245

views

Textbook Question

In Exercises 21–28, find the intersection of the sets. {s,e,t}∩{t,e,s}

Determine whether each statement is true or false. |-14| / |2| = |-14/2|

305

views

Textbook Question

Use set notation, and list all the elements of each set. {74, 68, 62, ..., 38}

339

views

Textbook Question

Evaluate each exponential expression: (-3)^3 (-2)^2

429

views

Textbook Question

Use set notation, and list all the elements of each set. {x | x is a natural number greater than 8 and less than 15}

557

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. -0.00000000504

250

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (4/5)*(6/7)

419

views

Textbook Question

Evaluate each exponential expression: 2^(-4) + 4^(-1)

414

views

Textbook Question

Use set notation, and list all the elements of each set. {x | x is a natural number not greater than 4}

609

views

Textbook Question

Evaluate each exponential expression: 5^(-3) • 5

725

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Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (5/9)*(2/7)

342

views

Textbook Question

Evaluate each exponential expression: (3^3)/(3^6)

453

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. 6 _____ {3, 4, 5, 6}

358

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. 0.007

285

views

Textbook Question

In Exercises 21–28, find the intersection of the sets. {a,b,c,d}∩∅

415

views

Textbook Question

Find each sum or difference. -6 + (-13)

306

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (3/20)*(5/21)

318

views

Textbook Question

Simplify each exponential expression: (-2x^4y^3)^3

487

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. 5 ____ {4, 6, 8, 10}

363

views

Textbook Question

In Exercises 15–30, write each number in scientific notation. 3.14159

248

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Textbook Question

Find each sum or difference. -15+6

324

views

Textbook Question

Simplify each exponential expression: (-5x^3y^2)(-2x^(-11)y^(-2))

332

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (1/8)*(10/7)

305

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. 13 _____ {3, 5, 12, 14}

528

views

Textbook Question

In Exercises 29–34, find the union of the sets. {1,3,5,7}∪{2,4,6,8,10}

394

views

Textbook Question

Find each sum or difference. 13 + (-4)

391

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (3X10⁴)(2.1X10³)

294

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. 0 _____ {0, 2, 3, 4}

347

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. 0 _____ {0, 5, 6, 7, 8, 10}

357

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (21/8)*(4/7)

334

views

Textbook Question

Find each sum or difference. -7/3 + 3/4

467

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (1.6X10¹⁵)(4X10⁻¹¹)

251

views

Textbook Question

Write each number in decimal notation: 7.45*10^(-5)

357

views

Textbook Question

In Exercises 29–34, find the union of the sets. {e,m,p,t,y} ∪ ∅

376

views

Textbook Question

Write each number in scientific notation. 3,590,000

604

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Textbook Question

Find each sum or difference. -2.8 + 4.5

392

views

Textbook Question

In Exercises 35–38, list all numbers from the given set that are a. natural numbers, b. whole numbers, c. integers, d. rational numbers, e. irrational numbers, f. real numbers. {-9, -4/5, 0, 0.25, √3, 9.2, √100}

1425

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Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (6.1X10⁻⁸)(2X10⁻⁴)

272

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Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. {0} _____ {0, 1, 2, 5}

Multiply or divide as indicated. Write answers in lowest terms as needed. 3(1/4)*1(2/3)

327

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. 2(2/3)*1(3/5)

497

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. {2} ____ {2, 4, 6, 8}

363

views

Textbook Question

Perform the indicated operation and write the answer in decimal notation. (3*10^3)(1.3*10^2)

819

views

Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. . 0 ____ ∅

334

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Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (4.3X10⁸)(6.2X10⁴)

198

views

Textbook Question

Find each sum or difference. 4 - 9

355

views

Textbook Question

In Exercises 35–38, list all numbers from the given set that are a. natural numbers, b. whole numbers, c. integers, d. rational numbers, e. irrational numbers, f. real numbers. {-11, -5/6, 0, 0.75, √5, π, √64}

459

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Textbook Question

In Exercises 33–38, find the union of the sets. { a, e, i, o, u } ⋃ ∅

256

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Textbook Question

Insert ∈ or ∉ in each blank to make the resulting statement true. ∅ ____ ∅

373

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (6/11)/(5/4)

366

views

Textbook Question

Find each sum or difference. -6 - 5

337

views

Textbook Question

Determine whether each statement is true or false. 3 ∈ {2, 5, 6, 8}

358

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 8.4X10⁸ / 4x10⁵

247

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (7/5)/(3/10)

308

views

Textbook Question

Determine whether each statement is true or false. 6 ∈ {2, 5, 8, 9}

492

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 3.6X10⁴ / 9X10⁻²

265

views

Textbook Question

Use the product rule to simplify the expressions in Exercises 41 - 44. In exercises 43 - 44, assume that variables represent nonnegative real numbers. √300

345

views

Textbook Question

Find each sum or difference. 8 - (-13)

359

views

Textbook Question

Determine whether each statement is true or false. 1 ∈ {11, 5, 4, 3, 1}

296

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (24/7)/(6/21)

341

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (3/4)/12

390

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 4.8X10⁻² / 2.4X10⁶

250

views

Textbook Question

Determine whether each statement in Exercises 43–50 is true or false. -13 ≤ -2

396

views

Textbook Question

Simplify each exponential expression in Exercises 23–64. (−3x^2 y^5)^2

357

views

Textbook Question

Determine whether each statement is true or false. 9 ∉ {8, 5, 2, 1}

312

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Textbook Question

Find each sum or difference. -12.31 - (2.13)

399

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Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. (2/5)/30

346

views

Textbook Question

Use the quotient rule to simplify the expressions in Exercises 45-46. √(121/4)

399

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Textbook Question

Determine whether each statement is true or false. {2, 5, 8, 9} = {2, 5, 9, 8}

342

views

Textbook Question

Find each sum or difference. 9/10 - (-4/3)

396

views

Textbook Question

Determine whether each statement is true or false. {3, 0, 9, 6, 2} = {2, 9, 0, 3, 6}

314

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. 8/(4/9)

312

views

Textbook Question

Find each sum or difference. |-8 - 6|

344

views

Textbook Question

Determine whether each statement is true or false. {5, 8, 9} = {5, 8, 9, 0}

266

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. 6(3/4)/(3/8)

489

views

Textbook Question

Determine whether each statement in Exercises 43–50 is true or false. -π ≥ - π

338

views

Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 480,000,000,000 / 0.00012

278

views

Textbook Question

Simplify each exponential expression in Exercises 23–64. (−5x^4 y)(−6x^7 y^11)

339

views

Textbook Question

Determine whether each statement is true or false. {x | x is a natural number less than 3}= {1, 2}

330

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Textbook Question

Find each sum or difference. -2 - |-4|

388

views

Textbook Question

Determine whether each statement in Exercises 43–50 is true or false. 0 ≥ -6

349

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Textbook Question

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 0.00072x0.003 / 0.00024

246

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. 2(1/2)/1(5/7)

430

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Textbook Question

Find each sum or difference. 16 - | -13|

346

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Textbook Question

Find each product or quotient where possible. -8(-5)

409

views

Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. A ⊆ U

314

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Textbook Question

In Exercises 51–60, rewrite each expression without absolute value bars. |300|

517

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Textbook Question

In Exercises 51–58, solve each equation. Express the solution in scientific notation. (2X10⁻⁵)x = 1.2X10⁹

263

views

Textbook Question

Multiply or divide as indicated. Write answers in lowest terms as needed. 2(5/8)/1(15/32)

416

views

Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. C ⊆ U

315

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Textbook Question

Find each product or quotient where possible. 5(-7)

357

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Textbook Question

In Exercises 51–60, rewrite each expression without absolute value bars. |12 - π|

412

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Textbook Question

In Exercises 51–58, solve each equation. Express the solution in scientific notation. x / 2X10⁸ =-3.1X10⁻⁵

295

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Textbook Question

In Exercises 51–60, rewrite each expression without absolute value bars. |7 - π|

349

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Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed.2/9 + 5/9

327

views

Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. D ⊆ A

328

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Textbook Question

Find each product or quotient where possible. 4(0)

346

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Textbook Question

In Exercises 51–58, solve each equation. Express the solution in scientific notation. x-(7.2X10¹⁸)=8.4X10¹⁸

282

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 7/12 + 1/12

332

views

Textbook Question

Find each product or quotient where possible. 0(-8)

355

views

Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. B ⊆ C

305

views

Textbook Question

In Exercises 51–60, rewrite each expression without absolute value bars. -3/|-3|

397

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Textbook Question

In Exercises 51–58, solve each equation. Express the solution in scientific notation. (-1.2X10⁻³)x=(1.8X10⁻⁴)(2.4X10⁶)

283

views

Textbook Question

Find each product or quotient where possible. -5/2 (-12/25)

299

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Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. ∅ ⊆ ∅

345

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Textbook Question

In Exercises 51–60, rewrite each expression without absolute value bars. ||-3|-|-7||

846

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Textbook Question

Find each product or quotient where possible. -3/8 (-24/9)

328

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. (-10)^2

245

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Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. {0, 2} ⊆ D

317

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Textbook Question

In Exercises 61–66, evaluate each algebraic expression for x=2 and y=-5. |x+y|

434

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. -10^2

263

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Textbook Question

Let A = {2, 4, 6, 8, 10, 12}, B = {2, 4, 8, 10}, C = {4, 10, 12}, D = {2, 10}, andU = {2, 4, 6, 8, 10, 12, 14}. Determine whether each statement is true or false. A ⊆ C

339

views

Textbook Question

Find each product or quotient where possible. -0.5(-0.6)

318

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 3(1/8) + 2(1/4)

323

views

Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. {2, 4, 6} ____ {2, 3, 4, 5, 6}

329

views

Textbook Question

Evaluate each expression 16^(1/2)

538

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. (-2)^3

248

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Textbook Question

Find each product or quotient where possible. -0.06(0.4)

299

views

Textbook Question

In Exercises 61–66, evaluate each algebraic expression for x=2 and y=-5. |x|+|y|

376

views

Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. {1, 5} ____ {0, 1, 2, 3, 5}

341

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Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. {0, 1, 2} ____ {1, 2, 3, 4, 5}

346

views

Textbook Question

Evaluate each expression 125^(-1/3)

529

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 7/9-2/9

320

views

Textbook Question

Find each product or quotient where possible. -14/2

394

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. (-1)^4

236

views

Textbook Question

In Exercises 65–76, write each number in decimal notation without the use of exponents. 9.2×10^2

396

views

Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. {5, 6, 7, 8} ____ {1, 2, 3, 4, 5, 6, 7}

336

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 13/15 - 3/15

296

views

Textbook Question

Find each product or quotient where possible. -24/-4

382

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. (-1)^33

235

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Textbook Question

In Exercises 67–74, express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression. 2 and 17

753

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Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. ∅ ____ {1, 4, 6, 8}

332

views

Textbook Question

Evaluate each expression 27^(-4/3)

588

views

Textbook Question

Insert ⊆ or s in each blank to make the resulting statement true. ∅ ____ ∅

Add or subtract as indicated. Write answers in lowest terms as needed. 7/12 - 1/3

344

views

Textbook Question

Find each product or quotient where possible. 100/-25

427

views

Textbook Question

In Exercises 59–70, evaluate each exponential expression. - (-1/2)^3

256

views

Textbook Question

In Exercises 67–74, express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression. −2 and 5

423

views

Textbook Question

Simplify using properties of exponents. [5x^(2/3)][4x^(1/4)]

447

views

Textbook Question

Determine whether each statement is true or false. {5, 7, 9, 19} ∩ {7, 9, 11, 15} = {7, 9}

319

views

Textbook Question

In Exercises 65–76, write each number in decimal notation without the use of exponents. −8.17×10^6

285

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 7/12-1/9

300

views

Textbook Question

Find each product or quotient where possible. 0/-8

332

views

Textbook Question

Determine whether each statement is true or false. [6, 12, 14, 16} ∪ {6, 14, 19} = {6, 14}

352

views

Textbook Question

In Exercises 67–74, express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression. -26 and -3

344

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 4(3/4) - 1(2/5)

338

views

Textbook Question

Find each product or quotient where possible. 5/0

362

views

Textbook Question

In Exercises 65–76, write each number in decimal notation without the use of exponents. −3.14×10^−3

421

views

Textbook Question

In Exercises 75–84, state the name of the property illustrated. 6+(−4)=(−4)+6

330

views

Textbook Question

Determine whether each statement is true or false. {3, 5, 9, 10} ∩ ∅ = {3, 5, 9, 10}

346

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 8(2/9)-4(2/3)

651

views

Textbook Question

Find each product or quotient where possible. -10/17 / (-12/5)

319

views

Textbook Question

Determine whether each statement is true or false. {3, 5, 9, 10} ∪ ∅ = {3, 5, 9, 10}

325

views

Textbook Question

Add or subtract as indicated. Write answers in lowest terms as needed. 7(5/12)-4(5/6)

405

views

Textbook Question

In Exercises 65–76, write each number in decimal notation without the use of exponents. −7.00001×10^10

421

views

Textbook Question

Determine whether each statement is true or false. {1, 2, 4} ∪ {1, 2, 4} = {1, 2, 4}

308

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Textbook Question

In Exercises 75–84, state the name of the property illustrated. 6+(2+7)=(6+2)+7

347

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Textbook Question

Find each product or quotient where possible. 12/13 / -4/3

374

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Textbook Question

In Exercises 77–86, write each number in scientific notation. 64,000

314

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Textbook Question

Find each product or quotient where possible. 7/6 / -2/3

336

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Textbook Question

Determine whether each statement is true or false. ∅ ∪ ∅ = ∅

326

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Textbook Question

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

337

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Textbook Question

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

305

views

Textbook Question

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

279

views

Textbook Question

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

343

views

Textbook Question

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

349

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Textbook Question

Determine whether each statement is true or false. ∅ ∩ ∅ = ∅

408

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Textbook Question

In Exercises 75–84, state the name of the property illustrated. 7⋅(11⋅8)=(11⋅8)⋅7

345

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Textbook Question

In Exercises 77–86, write each number in scientific notation. 579,000,000,000,000,000

385

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Textbook Question

Write a decimal number that has 5 in the thousands place, 0 in the tenths place, and 4 in the ten-thousandths place.

355

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. M ∩ R

336

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Textbook Question

Evaluate each expression. -2^4

408

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Textbook Question

For the decimal number 46.249, round to the place value indicated. (a) hundredths (b) tenths (c) ones or units (d) tens

301

views

Textbook Question

For the decimal number 46.249, round to the place value indicated. (a) hundredths (b) tenths (c) ones or units (d) tens

334

views

Textbook Question

For the decimal number 46.249, round to the place value indicated. (a) hundredths (b) tenths (c) ones or units (d) tens

371

views

Textbook Question

For the decimal number 46.249, round to the place value indicated. (a) hundredths (b) tenths (c) ones or units (d) tens

346

views

Textbook Question

Round each decimal to the nearest thousandth. (a) 0.8 (line above 8) (b) 0.4 (line above 4) (c) 0.9762 (d) 0.8645

565

views

Textbook Question

Write 40,610,000 in scientific notation. (Section 1.7, Example 2)

257

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Textbook Question

Round each decimal to the nearest thousandth. (a) 0.8 (line above 8) (b) 0.4 (line above 4) (c) 0.9762 (d) 0.8645

343

views

Textbook Question

Evaluate each expression. -3^5

363

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Textbook Question

In Exercises 77–86, write each number in scientific notation. −3829

326

views

Textbook Question

Round each decimal to the nearest thousandth. (a) 0.8 (line above 8) (b) 0.4 (line above 4) (c) 0.9762 (d) 0.8645

332

views

Textbook Question

Round each decimal to the nearest thousandth. (a) 0.8 (line above 8) (b) 0.4 (line above 4) (c) 0.9762 (d) 0.8645

367

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Textbook Question

Evaluate each expression. (-2)^4

376

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Textbook Question

In Exercises 75–84, state the name of the property illustrated. 1/(x+3) (x+3)=1, x≠−3

412

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. M ∪ N

302

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.4

324

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Textbook Question

In Exercises 83–90, evaluate each expression without using a calculator. 36^(1/2)

322

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Textbook Question

Evaluate each expression. (-2)^6

346

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Textbook Question

In Exercises 77–86, write each number in scientific notation. 0.0083

362

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.6

341

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Textbook Question

Evaluate each expression. (-3)^5

343

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. M ∩ N

366

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Textbook Question

In Exercises 77–86, write each number in scientific notation. −0.00000000405

352

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.82

388

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Textbook Question

Evaluate each expression. (-2)^5

374

views

Textbook Question

In Exercises 83–90, evaluate each expression without using a calculator. 27^(1/3)

526

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. N ∪ R

304

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Textbook Question

Evaluate each expression. -4 * 5³

371

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.104

314

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.043

333

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. N′

373

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Textbook Question

Write each decimal as a fraction. (Do not write in lowest terms.) 0.087

316

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. Q′

308

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Textbook Question

Evaluate each expression. 9*3 - 16/4

352

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. M′ ∩ Q

312

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Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (6.1×10^−8)(2×10^−4)

352

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. Q ∩ R′

312

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Textbook Question

Add or subtract as indicated. 25.32 + 109.2 + 8.574

319

views

Textbook Question

Evaluate each expression. (4-2³)(-2+√25)

408

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (4.3×10^8)(6.2×10^4)

343

views

Textbook Question

In Exercises 91–100, simplify using properties of exponents. (20x^1/2)/(5x^1/4)

342

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. ∅ ∩ Q

325

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Textbook Question

Evaluate each expression. (5-3²)(√16-2³)

483

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Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. N ∪ ∅

293

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Textbook Question

Evaluate each expression. (-2/9 -1/4) - {-5/18 - (-1/2)}

344

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Textbook Question

Add or subtract as indicated. 28.73 - 3.12

352

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (8.4×10^8)/(4×10^5)

329

views

Textbook Question

Add or subtract as indicated. 46.88 - 13.45

394

views

Textbook Question

Evaluate each expression. [-8+(-4)(-6)/12] / [4-(-3)]

433

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (M ∩ N) ∪ R

298

views

Textbook Question

Evaluate each expression. 15/5*4/6-8 / -6-(-5)-8/2

374

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (1.2×10^4)/(2×10^−2)

309

views

Textbook Question

Add or subtract as indicated. 345.1 - 56.31

378

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (N ∪ R) ∩ M

380

views

Textbook Question

Add or subtract as indicated. 3.87 + 15 + 2.9

341

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (R ∪ N) ∩ M′

335

views

Textbook Question

Add or subtract as indicated. 32.56 + 47.356 + 1.8

308

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (2.4×10^−2)/(4.8×10^-6)

337

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. Q ∩ (M ∪ N)

311

views

Textbook Question

Add or subtract as indicated. 75.2 + 123.96 + 3.897

325

views

Textbook Question

Add or subtract as indicated. 18 - 2.789

342

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (U ∩ ∅′) ∪ R

325

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. 282,000,000,000/0.00141

383

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. {x | x ∈ U, x ∉ M}

391

views

Textbook Question

Multiply or divide as indicated. 12.8 * 9.1

336

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. {x | x ∈ U, x ∉ R}

348

views

Textbook Question

In Exercises 87–106, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (66,000×0.001)/(0.003×0.002)

356

views

Textbook Question

Multiply or divide as indicated. 34.04 * 0.56

348

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. {x | x ∈ M and x ∈ Q}

323

views

Textbook Question

Multiply or divide as indicated. 22.41 * 33

355

views

Textbook Question

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. {x | x ∈ M or x ∈ Q}

385

views

Textbook Question

Multiply or divide as indicated. 0.07 * 0.004

415

views

Textbook Question

Let A = { -6, - 12/4 , - 5/8 , - √3, 0, 1/4 , 1, 2π, 3, √12}. List all the elements of A that belong to each set. Natural numbers

375

views

Textbook Question

Multiply or divide as indicated. 78.65/11

324

views

Textbook Question

Let A = { -6, - 12/4 , - 5/8 , - √3, 0, 1/4 , 1, 2π, 3, √12}. List all the elements of A that belong to each set. Integers

296

views

Textbook Question

Identify the property illustrated in each statement. Assume all variables represent real numbers. 6*12+6*15=6(12+15)

370

views

Textbook Question

Multiply or divide as indicated. 32.48/11.6

407

views

Textbook Question

Let A = { -6, - 12/4 , - 5/8 , - √3, 0, 1/4 , 1, 2π, 3, √12}. List all the elements of A that belong to each set. Irrational numbers

Identify the property illustrated in each statement. Assume all variables represent real numbers. (t-6)*(1/t-6)=1, if t-6 not equal to 0

708

views

Textbook Question

Multiply or divide as indicated.19.967/9.74

405

views

Textbook Question

Multiply or divide as indicated. 44.4788/5.27

370

views

Textbook Question

Identify the property illustrated in each statement. Assume all variables represent real numbers. (7.5-y)+0=7.5-y

506

views

Textbook Question

Multiply or divide as indicated. 785.91 * 10

339

views

Textbook Question

Multiply or divide as indicated. 57.116 * 100

337

views

Textbook Question

Identify the property illustrated in each statement. Assume all variables represent real numbers. 5(t+3) = (t+3)*5

367

views

Textbook Question

Multiply or divide as indicated. 0.094 * 1000

379

views

Textbook Question

Identify the property illustrated in each statement. Assume all variables represent real numbers. (38+99) +1 = 38+(99+1)

317

views

Textbook Question

Multiply or divide as indicated. 1.62/10

341

views

Textbook Question

Identify the property illustrated in each statement. Assume all variables represent real numbers. 5𝜋 is a real number.

321

views

Textbook Question

Multiply or divide as indicated. 124.03 /100

336

views

Textbook Question

Multiply or divide as indicated. 23.29/1000

343

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) 1/100 Decimal 0.01 Percent ?

385

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) 1/50 Decimal ? Percent 2%

327

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) ? Decimal 0.05 Percent 5%

318

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) 1/10 Decimal ? Percent ?

372

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) ? Decimal ? Percent 20%

772

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) 1/3 Decimal ? Percent ?

315

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) ? Decimal ? Percent 50%

307

views

Textbook Question

Use the distributive property to calculate each value mentally. 72*17+28*17

322

views

Textbook Question

Use the distributive property to calculate each value mentally. 123 5/8 * 1 1/2 - 23 5/8 * 1 1/2

712

views

Textbook Question

Complete the table of fraction, decimal and percent equivalents. Fraction in lowest terms(or Whole Number) 1 Decimal 1.0 Percent ?

368

views

Textbook Question

Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 9/4

621

views

Textbook Question

Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 3/8

329

views

Textbook Question

Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 5/9

848

views

Textbook Question

Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 1/6

517

views

Textbook Question

Write in scientific notation: 8,034,000,000. (Section 1.7, Example 2)

265

views

Textbook Question

Write each percent as a decimal. 54%

383

views

Textbook Question

Write each percent as a decimal. 39%

347

views

Textbook Question

Write each percent as a decimal. 7%

366

views

Textbook Question

Write each percent as a decimal. 4%

354

views

Textbook Question

Write each percent as a decimal. 117%

339

views

Textbook Question

Write each percent as a decimal. 2.4%

385

views

Textbook Question

Write each percent as a decimal. 6 1/4%

481

views

Textbook Question

Write each percent as a decimal. 5 1/2%

565

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Textbook Question

Exercises 159–161 will help you prepare for the material covered in the next section. If 6.2 is multiplied by 10^3, what does this multiplication do to the decimal point in 6.2?

338

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Textbook Question

Write each decimal as a percent. 0.83

728

views

Textbook Question

Write each decimal as a percent. 0.02

379

views

Textbook Question

Write each decimal as a percent. 0.08

422

views

Textbook Question

Write each decimal as a percent. 0.004

355

views

Textbook Question

Write each decimal as a percent. 0.005

386

views

Textbook Question

Write each decimal as a percent. 0.4

366

views

Textbook Question

Write each decimal as a percent. 0.6

356

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 51%

362

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 47%

389

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 15%

340

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 35%

330

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 2%

309

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 8%

298

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 140%

368

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 180%

330

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 7.5%

333

views

Textbook Question

Write each percent as a fraction. Give answers in lowest terms. 2.5%

398

views

Textbook Question

Write each fraction as a percent. 4/5

445

views

Textbook Question

Write each fraction as a percent. 3/25

390

views

Textbook Question

Write each fraction as a percent. 7/50

482

views

Textbook Question

Write each fraction as a percent. 9/20

342

views

Textbook Question

Write each fraction as a percent. 2/11

364

views

Textbook Question

Write each fraction as a percent. 4/9

300

views

Textbook Question

Write each fraction as a percent. 9/4

341

views

Textbook Question

Write each fraction as a percent. 8/5

360

views

Textbook Question

Determine whether each statement is true or false. If false, correct the right side of the equation. (2/3)^-2 = (3/2)^2

111

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Textbook Question

Determine whether each statement is true or false. If false, correct the right side of the equation. (3x^2)^-1 = 3x^-2

110

views

Textbook Question

Simplify each expression. See Example 1. (9^3)(9^5)

115

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Textbook Question

Simplify each expression. See Example 1. (4^2)(4^8)

136

views

Textbook Question

Simplify each expression. See Example 1. (-8t^3)(2t^6)(-5t^4)

125

views

Textbook Question

Simplify each expression. Write answers without negative exponents. Assume all vari-ables represent nonzero real numbers. See Examples 5 and 6. 4^8/4^6

111

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Textbook Question

Simplify each expression. Write answers without negative exponents. Assume all vari-ables represent nonzero real numbers. See Examples 5 and 6. x^12/x^8

148

views

Textbook Question

Simplify each expression. Write answers without negative exponents. Assume all vari-ables represent nonzero real numbers. See Examples 5 and 6. r^7/r^10

105

views

Textbook Question

Write each expression without negative exponents, and evaluate if possible. Assume all variables represent nonzero real numbers. See Example 4. (-4)^-3

97

views

Textbook Question

Simplify each expression. Write answers without negative exponents. Assume all vari-ables represent nonzero real numbers. See Examples 5 and 6. (5x)^-2(5x^3)^-3/(5^-2x^-3)^-3

144

views

Textbook Question

Determine whether each statement is true or false. If false, correct the right side of the equation. 5^-2 = 1/5^2

60

views

Textbook Question

Perform the indicated operation, and write each answer in lowest terms. 2x/5 * 10/x^2

119

views

Textbook Question

Perform the indicated operation, and write each answer in lowest terms. y^3/8 ÷ y/4

145

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Textbook Question

Perform the indicated operation, and write each answer in lowest terms. 4/x-y - 9/x-y

109

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Textbook Question

Perform the indicated operation, and write each answer in lowest terms. 2x/5 + x/4

110

views

Textbook Question

Find the domain of each rational expression. (x + 3) / (x - 6)

131

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Textbook Question

Find the domain of each rational expression. (2x - 4) / (x + 7)

118

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Textbook Question

Find the domain of each rational expression. (3x + 7) / (4x + 2)(x - 12)

121

views

Textbook Question

Find the domain of each rational expression. 12/ (x2 + 5x + 6)

136

views

Textbook Question

Find the domain of each rational expression. 3 / x2 - 5x - 6

146

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Textbook Question

Find the domain of each rational expression. x^2 - 1 / x + 1

110

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Textbook Question

Find the domain of each rational expression. x^3 - 1 / x - 1

134

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Textbook Question

Multiply or divide, as indicated. 15p^3/9p^2 * 12p/10p^3

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Textbook Question

Perform all indicated operations, and write each answer with positive integer exponents. {x- 9y^-1}/{ (x-3y^-1)(x+3y^-1)}

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Multiple Choice

Simplify the expression using exponent rules.

$(- 5 a^{2}) (3 a^{2})$

Simplify the expression using exponent rules.

$-\frac{12b^{11}}{4b^7}$

Rewrite the expression using exponent rules.

$\left(4x^2\right)^3$

Rewrite the expression using exponent rules.

$\left(\frac{3x^4}{y^{-2}}\right)^3$

Write each mixed number as an improper fraction. 2(3/5)

Key Concepts

Mixed Numbers

Improper Fractions

Conversion Process

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