Q. 285.0( 1 Vote )

Mark the correct alternative in the following:

If for all non-zero x, then f(x) =




D. None of these

Answer :

eqn. 1

Replacing x by 1/x;

eqn. 2

Multiply eqn. 1 by 3 and eqn. 2 by 5, and then subtract them

We get,

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