differentiation

Related Questions

• If $y = {\tan ^{ - 1}}\frac{{4x}}{{1 + 5{x^2}}} + {\tan ^{ - 1}}\frac{{2 + 3x}}{{3 - 2x}}$, then $\frac{{dy}}{{dx}} = $

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• If ${x^y} = {e^{x - y}}$, then $\frac{{dy}}{{dx}} = $

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• The rate of change of the surface area of a sphere of radius r when the radius is increasing at the rate of 2 cm/sec is proportional to

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• If $x-2y=4,$ the minimum value of $xy$ is

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• The length of the side of a square sheet of metal is increasing at the rate of $4cm/\sec $ . The rate at which the area of the sheet is increasing when the length of its side is 2 cm, is

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