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(125)^-2/3 = …………….. 

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(125)-2/3 = …………….. 

A) 25 

B) 1/-10

C) 1/25

D) 1/2 

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2 Answers

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Best answer

Correct option is (C) 1/25

\((125)^{-\frac23}=(5^3)^{-\frac23}=(5)^{3\times-\frac23}\) \(=5^{-2}=\frac1{5^2}=\frac{1}{25}\)

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Correct option is  C) 1/25

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