differentiation

Related Questions

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

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• If $y = \sin \left( {\frac{{1 + {x^2}}}{{1 - {x^2}}}} \right)$, then $\frac{{dy}}{{dx}} = $

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• If $y = {\sin ^{ - 1}}\left( {\frac{{19}}{{20}}x} \right) + {\cos ^{ - 1}}\left( {\frac{{19}}{{20}}x} \right)$, then $\frac{{dy}}{{dx}} = $

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• The function $y=2{{x}^{3}}-9{{x}^{2}}+12x-6$ is monotonic decreasing, when

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• $\frac{d}{{dx}}\sqrt {{{\sec }^2}x + {\rm{cose}}{{\rm{c}}^2}x} = $

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