differentiation

Related Questions

• If $f(x)=\frac{1}{x+1}-\log \,(1+x),\,x>0,$then $f$is

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• x and y be two variables such that $x>0$ and$xy=1$ . Then the minimum value of $x+y$ is

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• Consider the following statements S and R.<br> S : Both $\sin x$ and $\cos x$ are decreasing functions in $\left( \frac{\pi }{2},\pi \right)$ <br>R : If a differentiable function decreases in (a, b) then its derivative also decreases in (a, b). <br>Which of the following is true

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• If $u={{x}^{2}}{{\tan }^{-1}}\frac{y}{x}-{{y}^{2}}{{\tan }^{-1}}\frac{x}{y}$, then $\frac{{{\partial }^{2}}u}{\partial x\,\partial \,y}=$

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• If $pv = 81$, then $\frac{{dp}}{{dv}}$ is at v = 9 equal to

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