Simplify the Expression $\left( \frac { 3 } { x y ^ { 2 } } \right) ^ { - 2 }$

question 141

Multiple Choice

Simplify the expression. Assume that the variables in the denominator are nonzero.
- $\left( \frac { 3 } { x y ^ { 2 } } \right) ^ { - 2 }$

• A) \(\frac { x ^ { 2 } y ^ { 2 } } { 9 }\)
• B) \(\frac { 9 } { x ^ { 2 } y ^ { 4 } }\)
• C) \(\frac { x ^ { 2 } y ^ { 4 } } { 3 }\)
• D) \(\frac { x ^ { 2 } y ^ { 4 } } { 9 }\)

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