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Perform the Indicated Operation and Write Your Answer with Positive (mn)−1m−2+n−2\frac { ( m n ) ^ { - 1 } } { m ^ { - 2 } + n ^ { - 2 } }

Question 585

Multiple Choice

Perform the indicated operation and write your answer with positive integer exponents.
- (mn) −1m−2+n−2\frac { ( m n ) ^ { - 1 } } { m ^ { - 2 } + n ^ { - 2 } }


A) nn2−m2\frac { n } { n ^ { 2 } - m ^ { 2 } }
B) mnn+m\frac { m n } { n + m }
C) m2+n2mn\frac { m ^ { 2 } + n ^ { 2 } } { m n }
D) mnn2+m2\frac { m n } { n ^ { 2 } + m ^ { 2 } }

Correct Answer:

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