nth Roots Practice

Which number is the index?

• 3

• 4

• 5

What is the index here?

 $\sqrt{5^3}$  

• 1

• 2

• 3

• 5

We get NO SOLUTIONS when we have a negative number under radical and ______

• the index is ODD

• the index is EVEN

Simplify:

• 3

• 8³

• 8

• No Solution

Tags

CCSS.8.EE.A.2

Simplify:

• 10

• -10

• 100

• No Solution

Simplify:

• 5

• -5

• -5⁵

• No Solution

Simplify:

• 6

• 19

• 19²

• No Solution

Tags

CCSS.8.EE.A.2

Simplify:

• -3

• 9

• -9

• No Solution

Tags

CCSS.HSN.CN.A.1

Simplify:

• 2

• -2

• -2³

• No Solution

Tags

CCSS.8.EE.A.2

Rewrite using a radical:  $x^{\frac{1}{5\ }}$  

•  $5\left(\sqrt{x}\right)$  

•  $^5\sqrt{x}$  

•  $\sqrt{x^5}$  

•  $\frac{1}{\sqrt{x^5}}$  

Tags

CCSS.HSN.RN.A.2