Simplify Write the Answer Using Positive Exponents Only $\left( \frac { 9 x ^ { - 3 } y ^ { 3 } } { 3 x y ^ { - 3 } } \right) ^ { - 2 }$

question 291

Multiple Choice

Simplify. Write the answer using positive exponents only.
- $\left( \frac { 9 x ^ { - 3 } y ^ { 3 } } { 3 x y ^ { - 3 } } \right) ^ { - 2 }$

• A) \(\frac { 3 x ^ { 8 } } { y ^ { 12 } }\)
• B) \(\frac { x ^ { 8 } } { 9 y ^ { 12 } }\)
• C) \(\frac { x ^ { 4 } } { 9 y ^ { 12 } }\)
• D) \(\frac { x ^ { 8 } y ^ { 12 } } { 9 }\)

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