Ch. 7 Quiz

Make this negative exponent positive.
9^-3

• 9³
• 1/9^-3
• 1/9³
• 729

(x^-3)²

• x⁶
• 1/x⁵
• 1/x⁶
• x⁵

(x³)(x²)

• x^-5
• x^-6
• x⁶
• x⁵

(x³y)⁶

• 2x¹⁸y⁶
• x¹⁸y⁶
• x³y⁶
• x³y⁶

Evaluate the expression using the quotient rule.

• 2¹⁴ z¹³
• 2²/z⁷
• 2¹⁴/ z⁷
• 2² z⁷

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

8⁷ ⁄ 8²

• 8⁵
• 8⁹
• 8¹⁴
• 1⁵

3⁻⁴

• 1 ⁄ 3⁴
• -3⁴
• 3⁴
• 1 ⁄ 12

Simplify (-4r⁵)(2r⁸)

• -8r¹³
• -2r¹³
• -8r⁴⁰
• -2y⁴⁰