Question

. Evaluate {(1/5)^-1 -(1/6)^-1}^-1​

Answer 1

Step-by-step explanation:

{(1/5)^-1 -(1/6)^-1}^-1

={1/(1/5) -1/(1/6)}^-1

=(5-6)^-1

=-1

Answer 2

Answer:

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