Solving One-Variable Equations with Systems

Question 1

Use the product property of radicals to simplify the following radical. StartRoot negative 81 EndRoot = 9i–9i9–9

Revolt · Accepted Answer

A: 9i

Question 2

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

Revolt · Accepted Answer

A: i

Question 3

=

Revolt · Accepted Answer

D: –1

Question 4

Check each true statement about the number. 7 minus StartRoot 3 EndRoot i

Revolt · Accepted Answer

AssessCtrl84934cfa-0f29-4eb8-ad66-5f1585ac79f6_1_A,AssessCtrl84934cfa-0f29-4eb8-ad66-5f1585ac79f6_1_D

Question 5

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

Revolt · Accepted Answer

A:

Question 6

Using laws of exponents, i cubed = (i squared) i = –i–11i.

Revolt · Accepted Answer

A: –i

Question 7

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

Revolt · Accepted Answer

D: positive real

Solving One-Variable Equations with Systems Answers