Let y=tan−1(x+y1−xy),x≥0,y≥0 and xy<1, then dydx is equal to – InterviewSolution

1.	Let y=tan−1(x+y1−xy),x≥0,y≥0 and xy<1, then dydx is equal to
Answer» Let $y = {tan}^{- 1} (\frac{x + y}{1 - x y}), x \geq 0, y \geq 0$ and $x y < 1$ , then $\frac{d y}{d x}$ is equal to

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