Quadratic Inequalities

Question 1

Use the product property of radicals to simplify the following radical. =

Revolt · Accepted Answer

A: 9i

Question 2

Use the example as a model. Simplify the expressions. =

Revolt · Accepted Answer

A: i

Question 3

Check each true statement about the number.

Revolt · Accepted Answer

A: 7 is the real part of the number.; D: This number is the sum of a real number and an imaginary number.

Question 4

Which of the following can be used to find the absolute value of 4 – 7i?

Revolt · Accepted Answer

A:

Question 5

Simplify

Revolt · Accepted Answer

B:

Question 6

=

Revolt · Accepted Answer

D: –1

Question 7

Because |a + bi| is equal to a distance, |a + bi| will always be a number.

Revolt · Accepted Answer

D: positive real

Question 8

Using laws of exponents, .

Revolt · Accepted Answer

A: –i

Quadratic Inequalities Answers