Question

1.] 3^-5*10^-5*125/5^-7*6^-5=x
2.] [5/4]^x÷[5/4]^-4=[5/4]5
3.] {(2/3)^2}^3*(1/3)^-4*3^1*6^-1=x

Answer 1

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Answer 2

Ur question is not clear