Polynomials and Exponent Rules Review

Match the following.

• Subtract the exponents

• Add the exponents

• Multiply the exponents

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

Simplify (3x⁴y⁵)²

• 9x⁸y¹⁰

• 6x⁸y¹⁰

• 3x⁸y¹⁰

• x⁸y¹⁰

Anything raised to a power of zero is always: 

• 0

• 1

• itself

• negative

According to exponent rules, when we divide powers we _______ the exponents.

• add

• subtract

• multiply

• divide

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

• add

• subtract

• multiply

• divide

According to exponent rules, when we raise a power to a power we _______ the exponents.

• add

• subtract

• multiply

• divide

(2x⁷)³

• 6x²¹

• 8x²¹

• 6x¹⁰

• 8x¹⁰

Simplify the expression. 
(6x²)(-3x⁵)

• 18x⁷

• -18x⁷

• 18x⁷

• 3x⁷

(5³x²y⁴)⁰

• xy

• 1

• 0

• 5