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The derivative of the function y = f (x...

The derivative of the function ` y = f (x) ` at x = a exists if `Rf'(a)` and `Lf'(a)` both exist and if -

A

`Rf'(a)=0`

B

`Lf'(a)=0`

C

`Rf'(a)=Lf'(a)`

D

`Rf'(a) neLf'(a)`

Text Solution

Verified by Experts

The correct Answer is:
C
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