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Suppose f(x) is differentiable at x = 1 ...

Suppose `f(x)` is differentiable at `x = 1` and `lim_(h->0) 1/h f(1+h)=5`, then`f'(1) ` equal

A

5

B

6

C

3

D

4

Text Solution

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The correct Answer is:
A
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