Use the Quotient Rule to Simplify the Expression $\frac { ( - 9 ) ^ { 21 } } { ( - 9 ) ^ { 19 } }$

question 302

Multiple Choice

Use the quotient rule to simplify the expression.
- $\frac { ( - 9 ) ^ { 21 } } { ( - 9 ) ^ { 19 } }$

• A) \(\frac { 1 } { - 81 }\)
• B) 81
• C) \(- 81\)
• D) \(\frac { 1 } { 81 }\)

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