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

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

402

views

Textbook Question

Evaluate each expression. 0/7

470

views

Textbook Question

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

404

views

Textbook Question

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

563

views

Textbook Question

Evaluate each expression. 10^3

371

views

Textbook Question

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

263

views

Textbook Question

Write each fraction in lowest terms. 8/16

364

views

Textbook Question

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

368

views

Textbook Question

Evaluate each expression. 2*5 - 10/12

437

views

Textbook Question

Write each fraction in lowest terms. 4/12

381

views

Textbook Question

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

353

views

Textbook Question

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

277

views

Textbook Question

Evaluate each expression. |-4|

402

views

Textbook Question

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

343

views

Textbook Question

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

220

views

Textbook Question

Write each fraction in lowest terms. 16/20

367

views

Textbook Question

Write each fraction in lowest terms. 90/150

418

views

Textbook Question

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

583

views

Textbook Question

Evaluate each expression. |-10|

399

views

Textbook Question

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

292

views

Textbook Question

Write each fraction in lowest terms. 100/140

386

views

Textbook Question

Evaluate each expression. |-15|

388

views

Textbook Question

Write each fraction in lowest terms. 18/90

385

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, ....}

374

views

Textbook Question

Evaluate each expression. -|4/7|

411

views

Textbook Question

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

603

views

Textbook Question

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

255

views

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

511

views

Textbook Question

Evaluate each expression. -|7/2|

389

views

Textbook Question

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

375

views

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}

340

views

Textbook Question

Evaluate each expression. -|-3|

391

views

Textbook Question

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

277

views

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

401

views

Textbook Question

Evaluate each expression. -|-12|

379

views

Textbook Question

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

342

views

Textbook Question

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

276

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}

732

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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

10799

views

Textbook Question

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

795

views

Textbook Question

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

404

views

Textbook Question

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

409

views

Textbook Question

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

378

views

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?

1440

views

Textbook Question

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

278

views

Textbook Question

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

499

views

Textbook Question

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

575

views

Textbook Question

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

354

views

Textbook Question

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

397

views

Textbook Question

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

236

views

Textbook Question

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

668

views

Textbook Question

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

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

347

views

Textbook Question

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

370

views

Textbook Question

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

380

views

Textbook Question

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

259

views

Textbook Question

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

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

361

views

Textbook Question

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

445

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}

592

views

Textbook Question

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

265

views

Textbook Question

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

444

views

Textbook Question

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

431

views

Textbook Question

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

632

views

Textbook Question

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

746

views

Textbook Question

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

364

views

Textbook Question

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

475

views

Textbook Question

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

377

views

Textbook Question

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

297

views

Textbook Question

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

437

views

Textbook Question

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

326

views

Textbook Question

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

337

views

Textbook Question

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

506

views

Textbook Question

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

376

views

Textbook Question

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

267

views

Textbook Question

Find each sum or difference. -15+6

346

views

Textbook Question

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

347

views

Textbook Question

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

324

views

Textbook Question

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

548

views

Textbook Question

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

407

views

Textbook Question

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

410

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)

311

views

Textbook Question

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

359

views

Textbook Question

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

371

views

Textbook Question

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

354

views

Textbook Question

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

493

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)

270

views

Textbook Question

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

378

views

Textbook Question

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

392

views

Textbook Question

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

629

views

Textbook Question

Find each sum or difference. -2.8 + 4.5

412

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}

1469

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. (6.1X10⁻⁸)(2X10⁻⁴)

291

views

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)

347

views

Textbook Question

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

517

views

Textbook Question

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

373

views

Textbook Question

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

842

views

Textbook Question

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

349

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. (4.3X10⁸)(6.2X10⁴)

215

views

Textbook Question

Find each sum or difference. 4 - 9

365

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}

471

views

Textbook Question

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

272

views

Textbook Question

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

389

views

Textbook Question

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

378

views

Textbook Question

Find each sum or difference. -6 - 5

353

views

Textbook Question

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

369

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

262

views

Textbook Question

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

324

views

Textbook Question

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

512

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

282

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

358

views

Textbook Question

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

373

views

Textbook Question

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

312

views

Textbook Question

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

358

views

Textbook Question

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

402

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

271

views

Textbook Question

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

423

views

Textbook Question

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

375

views

Textbook Question

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

325

views

Textbook Question

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

416

views

Textbook Question

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

360

views

Textbook Question

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

414

views

Textbook Question

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

355

views

Textbook Question

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

413

views

Textbook Question

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

328

views

Textbook Question

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

329

views

Textbook Question

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

359

views

Textbook Question

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

280

views

Textbook Question

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

510

views

Textbook Question

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

355

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

291

views

Textbook Question

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

354

views

Textbook Question

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

340

views

Textbook Question

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

404

views

Textbook Question

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

366

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. 0.00072x0.003 / 0.00024

261

views

Textbook Question

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

447

views

Textbook Question

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

363

views

Textbook Question

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

428

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

333

views

Textbook Question

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

537

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Textbook Question

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

278

views

Textbook Question

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

433

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

334

views

Textbook Question

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

374

views

Textbook Question

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

425

views

Textbook Question

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

311

views

Textbook Question

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

364

views

Textbook Question

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

343

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

345

views

Textbook Question

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

365

views

Textbook Question

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

299

views

Textbook Question

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

352

views

Textbook Question

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

369

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

321

views

Textbook Question

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

418

views

Textbook Question

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

301

views

Textbook Question

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

312

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. ∅ ⊆ ∅

361

views

Textbook Question

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

862

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Textbook Question

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

338

views

Textbook Question

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

263

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. {0, 2} ⊆ D

343

views

Textbook Question

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

451

views

Textbook Question

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

283

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 ⊆ C

353

views

Textbook Question

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

329

views

Textbook Question

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

343

views

Textbook Question

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

347

views

Textbook Question

Evaluate each expression 16^(1/2)

556

views

Textbook Question

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

264

views

Textbook Question

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

315

views

Textbook Question

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

393

views

Textbook Question

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

356

views

Textbook Question

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

366

views

Textbook Question

Evaluate each expression 125^(-1/3)

546

views

Textbook Question

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

332

views

Textbook Question

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

410

views

Textbook Question

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

249

views

Textbook Question

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

420

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}

348

views

Textbook Question

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

326

views

Textbook Question

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

401

views

Textbook Question

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

254

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 17

778

views

Textbook Question

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

353

views

Textbook Question

Evaluate each expression 27^(-4/3)

601

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

365

views

Textbook Question

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

440

views

Textbook Question

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

275

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

440

views

Textbook Question

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

463

views

Textbook Question

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

337

views

Textbook Question

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

298

views

Textbook Question

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

317

views

Textbook Question

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

349

views

Textbook Question

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

368

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

366

views

Textbook Question

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

358

views

Textbook Question

Find each product or quotient where possible. 5/0

381

views

Textbook Question

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

438

views

Textbook Question

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

339

views

Textbook Question

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

360

views

Textbook Question

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

677

views

Textbook Question

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

329

views

Textbook Question

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

341

views

Textbook Question

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

421

views

Textbook Question

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

435

views

Textbook Question

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

322

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Textbook Question

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

367

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Textbook Question

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

394

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Textbook Question

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

327

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Textbook Question

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

353

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Textbook Question

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

342

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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

355

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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

319

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

292

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

358

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

364

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Textbook Question

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

427

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Textbook Question

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

356

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Textbook Question

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

399

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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.

374

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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 ∩ R

355

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Textbook Question

Evaluate each expression. -2^4

427

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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

316

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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

350

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

386

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

365

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

593

views

Textbook Question

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

275

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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

364

views

Textbook Question

Evaluate each expression. -3^5

381

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Textbook Question

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

343

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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

350

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

383

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Textbook Question

Evaluate each expression. (-2)^4

394

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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

431

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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

315

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Textbook Question

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

341

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Textbook Question

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

334

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Textbook Question

Evaluate each expression. (-2)^6

363

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Textbook Question

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

381

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Textbook Question

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

367

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Textbook Question

Evaluate each expression. (-3)^5

363

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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

384

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Textbook Question

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

365

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Textbook Question

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

409

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Textbook Question

Evaluate each expression. (-2)^5

391

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Textbook Question

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

547

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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

323

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Textbook Question

Evaluate each expression. -4 * 5³

392

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Textbook Question

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

332

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Textbook Question

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

354

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′

389

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Textbook Question

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

332

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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′

331

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Textbook Question

Evaluate each expression. 9*3 - 16/4

377

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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

329

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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)

365

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′

328

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Textbook Question

Add or subtract as indicated. 25.32 + 109.2 + 8.574

337

views

Textbook Question

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

428

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)

358

views

Textbook Question

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

356

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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

344

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Textbook Question

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

506

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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 ∪ ∅

309

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Textbook Question

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

358

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Textbook Question

Add or subtract as indicated. 28.73 - 3.12

369

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)

340

views

Textbook Question

Add or subtract as indicated. 46.88 - 13.45

411

views

Textbook Question

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

451

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

315

views

Textbook Question

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

393

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)

320

views

Textbook Question

Add or subtract as indicated. 345.1 - 56.31

401

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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) ∩ M

399

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Textbook Question

Add or subtract as indicated. 3.87 + 15 + 2.9

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. (R ∪ N) ∩ M′

348

views

Textbook Question

Add or subtract as indicated. 32.56 + 47.356 + 1.8

324

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)

351

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)

326

views

Textbook Question

Add or subtract as indicated. 75.2 + 123.96 + 3.897

348

views

Textbook Question

Add or subtract as indicated. 18 - 2.789

357

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

344

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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. 282,000,000,000/0.00141

404

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}

412

views

Textbook Question

Multiply or divide as indicated. 12.8 * 9.1

351

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}

366

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)

373

views

Textbook Question

Multiply or divide as indicated. 34.04 * 0.56

365

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}

339

views

Textbook Question

Multiply or divide as indicated. 22.41 * 33

370

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}

397

views

Textbook Question

Multiply or divide as indicated. 0.07 * 0.004

430

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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

392

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Textbook Question

Multiply or divide as indicated. 78.65/11

343

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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

316

views

Textbook Question

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

388

views

Textbook Question

Multiply or divide as indicated. 32.48/11.6

426

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

737

views

Textbook Question

Multiply or divide as indicated.19.967/9.74

424

views

Textbook Question

Multiply or divide as indicated. 44.4788/5.27

386

views

Textbook Question

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

521

views

Textbook Question

Multiply or divide as indicated. 785.91 * 10

357

views

Textbook Question

Multiply or divide as indicated. 57.116 * 100

348

views

Textbook Question

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

386

views

Textbook Question

Multiply or divide as indicated. 0.094 * 1000

397

views

Textbook Question

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

331

views

Textbook Question

Multiply or divide as indicated. 1.62/10

359

views

Textbook Question

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

344

views

Textbook Question

Multiply or divide as indicated. 124.03 /100

353

views

Textbook Question

Multiply or divide as indicated. 23.29/1000

362

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 ?

398

views

Textbook Question

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

347

views

Textbook Question

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

339

views

Textbook Question

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

396

views

Textbook Question

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

804

views

Textbook Question

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

332

views

Textbook Question

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

326

views

Textbook Question

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

346

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Textbook Question

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

747

views

Textbook Question

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

382

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

649

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

344

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

884

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

532

views

Textbook Question

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

279

views

Textbook Question

Write each percent as a decimal. 54%

400

views

Textbook Question

Write each percent as a decimal. 39%

364

views

Textbook Question

Write each percent as a decimal. 7%

385

views

Textbook Question

Write each percent as a decimal. 4%

368

views

Textbook Question

Write each percent as a decimal. 117%

354

views

Textbook Question

Write each percent as a decimal. 2.4%

401

views

Textbook Question

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

509

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Textbook Question

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

591

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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?

351

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Textbook Question

Write each decimal as a percent. 0.83

758

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Textbook Question

Write each decimal as a percent. 0.02

397

views

Textbook Question

Write each decimal as a percent. 0.08

442

views

Textbook Question

Write each decimal as a percent. 0.004

372

views

Textbook Question

Write each decimal as a percent. 0.005

404

views

Textbook Question

Write each decimal as a percent. 0.4

385

views

Textbook Question

Write each decimal as a percent. 0.6

370

views

Textbook Question

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

383

views

Textbook Question

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

408

views

Textbook Question

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

355

views

Textbook Question

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

350

views

Textbook Question

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

325

views

Textbook Question

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

314

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Textbook Question

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

387

views

Textbook Question

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

353

views

Textbook Question

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

354

views

Textbook Question

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

414

views

Textbook Question

Write each fraction as a percent. 4/5

462

views

Textbook Question

Write each fraction as a percent. 3/25

403

views

Textbook Question

Write each fraction as a percent. 7/50

503

views

Textbook Question

Write each fraction as a percent. 9/20

363

views

Textbook Question

Write each fraction as a percent. 2/11

390

views

Textbook Question

Write each fraction as a percent. 4/9

319

views

Textbook Question

Write each fraction as a percent. 9/4

357

views

Textbook Question

Write each fraction as a percent. 8/5

376

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

128

views

Textbook Question

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

134

views

Textbook Question

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

137

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Textbook Question

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

158

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Textbook Question

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

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. 4^8/4^6

130

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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

169

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

127

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

121

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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. (5x)^-2(5x^3)^-3/(5^-2x^-3)^-3

161

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Textbook Question

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

79

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Textbook Question

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

139

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Textbook Question

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

166

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Textbook Question

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

132

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Textbook Question

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

130

views

Textbook Question

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

157

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Textbook Question

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

138

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Textbook Question

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

143

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Textbook Question

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

161

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Textbook Question

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

172

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Textbook Question

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

134

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Textbook Question

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

154

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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.

$\left(-5a^2\right)\left(3a^8\right)$

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.

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

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

Key Concepts

Absolute Value

Properties of Absolute Values

Equivalence of Expressions

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