Understanding and using complex number notation

Simplify √-48

• 4i√3

• -4i√3

• i√48

• -48i

What is the square root of -25? Select ALL that apply

• x = 0

• x = -5

• x = 5

• No Real Solutions

Simplify the following:

 $\sqrt{-512}$  

• 8

• -8

• 7

• -7

• non-real number

 $\sqrt{-4}$   

• 2i

• -2i

• 2

• 4i

5√-80

• 20i√5

• 4i√5

• 5i√20

• 4i√5

Simplify  $\sqrt{-2}$  

•  $-\sqrt{2}$  

•  $i\sqrt{2}$  

•  $-2i$  

•  $\sqrt{2}$  

Simplify  $\sqrt{-25}$  

• i√25

• 5i

• -5i

• 25i

Simplify √-81

• -√81
• -9i
• 9i
• 81i

Simplify the radical

 $\sqrt{-16}$  

• 4i

• 4

• 8

• 8i