Staar Review Exponents

Which expression is equivalent to given expression.

• 18x⁷

• 18x⁴

• 9x⁷

• 9x⁴

Which expression represents the area of a square with sides of length 3xy² ?

• 6x²y⁴

• 6x²y2

• 9x²y²

• 9x²y⁴

Which expression best represents the area of the given rectangle?

• 12x³y³

• 12x⁶y²

• 12x⁵y³

• 12x⁵y²

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• 3x⁸

• 6x⁴

• 6x⁸

• 12x⁶

• 1024x¹⁰y¹⁵

• 1024x³y⁴

• 1024

• 96x¹⁰y¹⁵

What will the exponent of y be when the expression is simplified?

• 11

• 16

• 28

• 63

• 4A⁴

• 4A²B

• 2A²B

• 2A⁴

(4x)³

• 7x³
• 64x³
• 12x³
• 16x³

Make this negative exponent positive.
9^-3

• 9³
• 1/9^-3
• 1/9³
• 729