Question

The value of (3^(-1)+4^(-1) )^(-1)÷5^(-1) is ___________ (Hint: read the question like this :- (3 raised to the power(-1) + 4 raised to the power(-1)) raised to the power (-1) divided by 5 raised to the power (-1) is______________

7/10

60/7

7/5

7/15

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Answer 1

Answer:

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