Simplify (2^-1÷5^-1)×(-5\8)^-1
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Answer: Exponents,
Given that,
(2-²/5-¹)^2×(-5/8)-¹
={(1/2)/(1/5)}² × 8/-5
= (5/2)² × -8/5
= 25/4 × -8/5
= 5 × (-2)
= -10
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