Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Let f and g be differentiable functions satisfyin `g^1`(a) = 2, g(a) =b and fog = I (identity function) then`f^1` (b) = - Sarthaks eConnect
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Let f and g be differentiable functions satisfyin `g^1`(a) = 2, g(a) =  b and fog = I (identity function) then`f^1` (b) =

A.

2

B.

`2/3`

C.

5

D.

`1/2`