Properties of Rational Exponents

Find the indicated real n^th root(s) of a.

n = 5 , a = -243

• 3

• -3

• ±3

• no real roots

Tags

CCSS.HSN.CN.A.1

Find the indicated real n^th root(s) of a.

n = 4, a = 256

• -4

• 4

• ±4

• no real roots

Tags

CCSS.HSN.RN.A.2

CCSS.HSN.RN.A.1

Find the indicated real n^th root(s) of a.

n = 3, a = 8

• ±2

• 2

• -2

• no real roots

Tags

CCSS.HSN.RN.A.2

CCSS.HSN.RN.A.1

Solve without using a calculator:
 $\left(-125\right)^{\frac{1}{3}}$  

• 5

• -375

• -5

• ±5

Without using your calculator, estimate the square root: 

 $\sqrt{87}$  

• 7

• 8

• 9

• 10

Evaluate:

• $\frac{25}{9}$
  

• $-\frac{25}{9}$

• $-\frac{5}{3}$

• none

Solve for x:

 $6x^5=-192$  

• 2

• -2

• 4

• -8

Rewrite in Exponential Form.

• A

• B

• C

• D

Simplify!

• A

• B

• C

• D

According to exponent rules, when we multiply the same base we _______ the exponents.

• Multiply
• Add
• Divide
• Subtract

Tags

CCSS.8.EE.A.1