differentiation

Related Questions

• The normal of the curve $x=a(\cos \theta +\theta \sin \theta )$ $y=a(\sin \theta -\theta \cos \theta )$ at any $\theta $ is such that

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• If $P=(1,\,1)$ , $Q=(3,\,2)$ and R is a point on x-axis then the value of $PR+RQ$ will be minimum at

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• If $y = {\sin ^{ - 1}}\sqrt {(1 - x)} + {\cos ^{ - 1}}\sqrt x $, then $\frac{{dy}}{{dx}} = $

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• If $y = \sqrt {x + \sqrt {x + \sqrt {x + ........{\rm{to}}} } } \infty \,,\,{\rm{then}}\frac{{dy}}{{dx}} = $

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• The function $\frac{1}{1+{{x}^{2}}}$is decreasing in the interval

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