Complex Numbers

Question 1

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

Revolt · Accepted Answer

–i

Question 2

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

Revolt · Accepted Answer

9i

Question 3

Simplify

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-03-04-10-03-task/mc001-3.jpg

Question 4

Use the inverse relationship to complete the expression.If i = , then = .

Revolt · Accepted Answer

-1

Question 5

Using laws of exponents, .

Revolt · Accepted Answer

–i

Question 6

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

Revolt · Accepted Answer

i

Question 7

Check each true statement about the number.

Revolt · Accepted Answer

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

Question 8

The absolute value of any complex number a + bi is the from (a, b) to (0, 0) in the complex plane.

Revolt · Accepted Answer

distance

Question 9

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

Revolt · Accepted Answer

positive real

Question 10

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

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-03-04-10-16-task/mc001-1.jpg

Complex Numbers Answers