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It is given that f'(a) exists then under...

It is given that f'(a) exists then `underset (xrarra)lim ((xf(a)-af(x))/(x-a)` is equal to

A

f(a)-af'(a)

B

f'(a)

C

(-f'(a))

D

f(a)+af'(a)

Text Solution

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The correct Answer is:
A
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