3. Determine - f(a) for f(x) =2x/x-1 and simplify.

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17 votes

Substitute a for x

$-f\text{ (x ) = - f (a) = - }(2a)/(a-1)$

Determine - f(a) for f(x) =2x/x-1 and simplify.

Thus, the solution becomes:

$-(2a)/(a-1)\text{ or }(2a)/(1-a)$

LookIntoEast answered Jul 24, 2023

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