simplify this problem please...
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Answer:
512 / 125
Step-by-step explanation:
(5/8)^-7 = (8/5)^7
(8/5)^7 × (8/5)^-4 = (8/5)^ 7-4
= (8/5)^3
= 8^3/5^3
= 512/125
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