differentiation

Related Questions

• $\frac{x}{1+x\,\tan x}$ is maxima at

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• A stone thrown vertically upwards rises $s$ metre in $t$ seconds, where $s=80t-16{{t}^{2}}$ , then the velocity after 2 seconds is

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• If$y = {\log _{\sin x}}(\tan x),$ then ${\left( {\frac{{dy}}{{dx}}} \right)_{\pi /4}} = $

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• If ${{u}^{2}}={{(x-a)}^{2}}+{{(y-b)}^{2}}+{{(z-c)}^{2}}$, then $\sum \frac{{{\partial }^{2}}u}{\partial {{x}^{2}}}=$

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• The equation of tangent at $(-4,\,-4)$ on the curve ${{x}^{2}}=-4y$ is

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