Math, asked by anureetkaurbrar, 3 months ago

x^4=(5/7)^-3×(5/7)^7

Answers

Answered by naveen200605

2

According to the law of exponents

a^m× a^n=a^m+n

x^4=(5/7)^-3×(5/7)^7

=5/7^-3+7

=(5/7)^4

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