1.

If f(x)=((x-1)/(x+1)), then f(f(ax)) in terms of f(x) is equal to:

Answer»

`(F(X)+1)/(a(f(x)+1)`
`(f(x)+1)/(a(f(x)-1)`
`(f(x)-1)/(a(f(x)+1)`
`(f(x)+1)/(a(f(x)-1)`

ANSWER :C


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