Evaluating Expressions with Rational Exponents

9^-1/2 = ?

• 1/3

• -1/3

• 1

• 3

81^3/4 = ?

• 9

• 27

• 60.75

• 72

64^4/3 = ?

• 8

• 16

• 85.33333

• 256

Evaluate the expression when a = 5

10a^-2

• 2/5

• 50

• 100

• 2500

Tags

CCSS.6.EE.A.2C

Evaluate

• 
• 
• 
• 

Evaluate without a calculator.

• A

• B

• C

• D

• 216
• 6^1/2
• 6²
• 6^3/2

Tags

CCSS.HSN.RN.A.2

Evaluate the expression when x = 4 and y = 6

8x^-3y²

• 1/8

• 9/2

• 64

• 288

Tags

CCSS.6.EE.A.2C

Evaluate the expression when a = -3 and b = 5

a⁰b^-2

• -3/25

• 1/25

• 3/25

• 25

Evaluate the expression when a = -3 and b = 5

3a/b^-2

• -225

• -9/25

• 25/-9

• 225

Tags

CCSS.6.EE.A.2C