0. Review of College Algebra

Identify the real and imaginary parts of each complex number.

$-4-9i$

Identify the real and imaginary parts of each complex number.

$3+2i\(\sqrt\)3$

Write the complex number in standard form.

$\(\frac{9+\sqrt{-16}\)}{3}$

Find the difference. Express your answer in standard form.

$\(\left\)(2+8i\(\right\))-\(\left\)(4-i\(\right\))$

In Exercises 9–20, find each product and write the result in standard form.

(3 + 5i)(3 − 5i)

In Exercises 21–28, divide and express the result in standard form.

3 / 4+i

In Exercises 21–28, divide and express the result in standard form.

2+3i / 2+i

In Exercises 29–36, simplify and write the result in standard form.

√−196