Radicals and Fractional Exponents

What does the 'y' in this expression represent?

 $y^{\frac{2}{3}}$  

• radical

• fractional exponent

• base

How many 2's come out of   $\sqrt{48}$  ?

• 2  (2*2)

• 3 (2*2*2)

• 4 (2*2*2*2)

Change this expression to a Radical

 $y^{\frac{1}{3}}$  

• ∛y

• y³

• √y

• 1∕ 3y

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

If you rewrite this expression to a radical, where would the 5 go?

 $32^{\frac{3}{5}}$  

• inside the  $\sqrt{ }$  

• outside the  $\sqrt{ }$  

• it disappears

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

What is a radical?

•  $\sqrt{ }$  

•  $x^{\frac{m}{n}}$  

• an expression that uses a root, such as square root, cube root

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Simplify:

• 2
• 4
• 16
• 64

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Which expression with a fractional exponent best represents √7 ?

• 7 ^½
• 7¼
• 7⅓
• 2⁷

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

 A   $\sqrt{ }$  has an imaginary exponent of ___. 

• 1

• 0

• 2

Tags

CCSS.HSN.CN.A.1

Write in exponential form

∛x⁷

• x⁷∕ ³

• x3⁄7

• 3x⁷

• 7x³

Write in exponential form

√x⁵

• X¹∕ ⁵

• X ²⁄⁵

• X⁵⁄ ²

• X⁵