Question

(5/8)^-7 × (8/5)^-5.
Please answer the question​

Answer 1

Answer:

$( \frac{5}{8} ) { - 7} \times ( \frac{8}{5} ){ - 5} \\ \\ = 5 \times 5 + 8 \\ - - - - - - \\ 8 \times 5 \\ \\ = 33 { - 2} \\ - - \\ 40$

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