Simplify Write the Answer Using Positive Exponents Only $\left( \frac { x ^ { - 9 } } { x ^ { - 3 } } \right) ^ { 3 }$

question 217

Multiple Choice

Simplify. Write the answer using positive exponents only.
- $\left( \frac { x ^ { - 9 } } { x ^ { - 3 } } \right) ^ { 3 }$

• A) \(x ^ { 18 }\)
• B) -\(\begin{array} { r }
• 1 \\
• \times 18
• \end{array}\)
• C) \(\frac { 1 } { \mathrm { x } ^ { 18 } }\)
• D) \(- x ^ { 18 }\)

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