0. Review of College Algebra

Use an inequality symbol to write each statement. 7 is greather than -1.

Use an inequality symbol to write each statement. 13 - 3 is less than or equal to 10.

Use an inequality symbol to write each statement. 5 + 0 is not equal to 0.

Use an inequality symbol to write each statement. 5 is greater than or equal to 5.

Find the product. Express your answer in standard form.

$2i\(\left\)(9-4i\(\right\))\(\left\)(6+5i\(\right\))$

Use a number line to determine whether each statement is true or false. -3 > -3

In Exercises 37–52, perform the indicated operations and write the result in standard form. ___ ___ 5√−16 + 3√−81

Find the quotient. Express your answer in standard form.  

$\(\frac{6+i}{4-2i}\)$

CONCEPT PREVIEW Fill in the blank(s) to correctly complete each sentence. The set {0, 1, 2, 3, ...} describes the set of _________.

In Exercises 37–44, find the product of the complex numbers. Leave answers in polar form. z₁ = cos π/4 + i sin π/4 z₂ = cos π/3 + i sin π/3

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

√3² − 4 ⋅ 2 ⋅ 5

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

3 / 4+i

Identify the real and imaginary parts of each complex number.

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

Use a number line to determine whether each statement is true or false. See Example 6. -6 < -1

Perform the indicated operation. Express your answer in standard form.

$\(\left\)(3+8i\(\right\))^2$