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If 2tan^(-1)x+sin^(-1)((2x)/(1+x^2)) is...

If `2tan^(-1)x+sin^(-1)((2x)/(1+x^2))` is independent of `' x '` then (a)`x in (-1,1)` (b) `x in (-oo,-1)` (c)`x in [1,oo)` (d) `x in (0,1)`

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If 2tan^(-1)x+sin^(-1)(2x)/(1+x^(2)) is independent of x then x>1-1

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RESONANCE DPP-JEE MAINS-All Questions
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