Staar Exponent Rules

The amount of bacteria in an infection n hours after taking medication is (1/x³)ⁿ .      
Write a simplified expression that represents the amount of bacteria in an infection 4 hours after taking medication.

•  (1/x³)⁴

•  (1/x³)^-4

•  (1/x⁷)

•  (1/x³)⁴ = (1⁴) / (x^{3 times4}) = 1/x¹²

Tags

CCSS.8.EE.A.1

x⁻⁶

• 1 ⁄ x⁶

• x⁶

• -x⁶

• -1 ⁄ x⁶

(-2)³⋅(-2)⁶

• (-2)⁹

• (-2)¹⁸

• (-2)⁻³

• (-2)

Tags

CCSS.8.EE.A.1

Simplify

• A

• B

• C

• D

Tags

CCSS.8.EE.A.1

Simplify:

• A

• B

• C

• D

Tags

CCSS.8.EE.A.1

• A
• B
• C
• D

Tags

CCSS.HSA.APR.D.7

• A
• B
• C
• D

Tags

CCSS.HSA.APR.A.1

• x^1/2
• x³
• x²
• x^-2

Tags

CCSS.8.EE.A.1

(x³)⁵ = ?

• x¹⁵

• x⁸

• x²

• x²⁴³

Tags

CCSS.8.EE.A.1

• 7z⁷/4³
• 7z¹²/4
• 7³z¹²/4³
• 7z¹²/4³