Math, asked by amazing423, 1 year ago

please please do these sums step by step

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Answered by Anonymous

1

Answer:

(-5/7)³.(-5/7)^6 = -5/7^2x-1

(25/49)^9 = -5/7^2(9)-1

so , x = 9

hope it helps

Answered by pratyushnishchal

1

thank you and please mark me as brainleist

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