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If f is differentiable at x=1, then lim(...

If f is differentiable at x=1, then `lim_(x rarr 1) (x^(2) f(1)-f(x))/(x-1)` is

A

`-f'(1)`

B

`f(1)-f'(1)`

C

`2f(1)-f'(1)`

D

`2f(1)+f'(1)`

Text Solution

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The correct Answer is:
C
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