1.

If f: R rarr R, f(x)= (4^(x))/(4^(x)+ 2) then,

Answer»

`f(X)= f(1-x)`
`f(x)+ f(1-x) = 0`
`f(x) + f(1-x)= 1`
`f(x)+ f(x-1)= 1`

Answer :C


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