Let g (x) be the inverse of f (x) =(2 ^(...

Let `g (x)` be the inverse of `f (x) =(2 ^(x+1)-2^(1-x))/(2 ^(x)+2 ^(-x))` then g (x) be :

`1/2 log _(2)((2+x)/(2-x))`

`-1/2 log _(2)((2+x)/(2-x))`

` log _(2)((2+x)/(2-x))`

` log _(2)((2-x)/(2+x))`

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VIKAS GUPTA (BLACK BOOK) ENGLISH-FUNCTION -SUBJECTIVE TYPE PROBLEMS

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