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Let 5f(x)+3f((1)/(x))=x + 2 and y = ...

Let `5f(x)+3f((1)/(x))=x + 2 ` and y = x f (x) . Then , `(dy)/(dx)` is equal to -

A

`(7)/(9)`

B

`(8)/(7)`

C

`(7)/(8)`

D

14

Text Solution

Verified by Experts

The correct Answer is:
C
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