Question

simplify the exponents
1) { (-1/4)^2}^-2]^-1
2) {(-2/3)^2}^3
3)(-2/3)^7÷(-2/3)^4
5)(5^1-7^-1
6){(4/3)^1-(1/4)^-1}

plz ans me​ plz

Answer 1

Answer:

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Step-by-step explanation:

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