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Question

Let f:(1,1)B, be a function defined by f(x)=tan12x1x2, then f is both one - one and onto when B is the interval

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Solution

The correct option is B

For1<x<1,tan12x1x2=2tan1x

Range of f(x) = (π2,π2).

Co-domain of function = (π2,π2).


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