Question

simplify {(1/5)^-1×(-25)^-1}-1​

Answer 1

Step-by-step explanation:

{(1/5)^-1×(-25)^-1}^-1

{(5/1)^1×(1/25)^1}^-1

{5×1/25}^-1

{1/5}^-1

=5

Use the property, (a)^-n

=(1/a)^n

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