Multiplying Exponents, Dividing Exponents, and Rational Exponent

Which expression with a fractional exponent best represents √7 ?

• 7 ^½
• 7¼
• 7⅓
• 2⁷

Tags

CCSS.HSN.RN.A.2

Write as a radical expression
y¹⁄ ³

• ∛y
• y³
• √y
• 1∕ 3y

Tags

CCSS.HSN.RN.A.2

√ 64

• 4
• 6
• 9
• 8

Tags

CCSS.8.EE.A.2

What is the cube root of 8?

• 4
• 2
• -2
• -4

Tags

CCSS.8.EE.A.2

What is the value of 27^⅓?

• 27
• 9
• 3
• 1/3

What is a radical?

•  $\sqrt{ }$  

•  $x^{\frac{m}{n}}$  

• a symbol indicates a root operations, such as square root, cube root

Tags

CCSS.8.NS.A.1

   $\sqrt{ }$  has an imaginary index of ___. 

• 1

• 0

• 2

Tags

CCSS.HSN.CN.A.1

Anything raised to a power of zero is always: 

• 0
• 1
• itself
• negative

Tags

CCSS.8.EE.A.1

Simplify x^-3

• -3x

• x³

• 1/ x^-3

• 1/ x³

Tags

CCSS.8.EE.A.1

Re-write the expression in radical form.
x^2/3

• ∛x²
• √x³
• (1/x)
• ∛x

Tags

CCSS.HSN.RN.A.2