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If 3\ sin^(-1)((2x)/(1+x^2))-4\ cos^(-1)...

If `3\ sin^(-1)((2x)/(1+x^2))-4\ cos^(-1)((1-x^2)/(1+x^2))+2\ tan^(-1)((2x)/(1-x^2))=pi/3` , then `x` is equal to (a) `1/(sqrt(3))` (b) `-1/(sqrt(3))` (c) `sqrt(3)` (d) `-(sqrt(3))/4`

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RD SHARMA ENGLISH-INVERSE TRIGONOMETRIC FUNCTION-All Questions
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