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If f(x)-1/x, then f(a)+f((1)/(a))=...

If f(x)`-1/x`, then f(a)+`f((1)/(a))=`

A

0

B

`2a-2/a`

C

`a-1/a`

D

`(a^4-a^2+1)/(a(a^2-1))`

Text Solution

Verified by Experts

The correct Answer is:
A
f(a)-a`-1/a` and `f((1)/(a))=1/a-a`. Therefore, `f(a)+f(1/a)=0`. [1]
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