If y=21log(1+cos2x1−cos2x) , prove that dxdy=2 cosec 2x

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If {y}={{1}}{{2}}{{{({{{1}-{{{2}}}{x}}}{{{1}+{{{2}}}{x}}})}}}

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If $y = \frac{1}{2} lo g (\frac{1 - cos 2 x}{1 + cos 2 x})$ , prove that $\frac{d y}{d x} = 2 cos e c 2 x$

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y = \frac{1}{2} lo g (\frac{1 - cos 2 x}{1 + cos 2 x})

, prove that

\frac{d y}{d x} = 2 cos e c 2 x

14 mins ago

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Question Text

y = \frac{1}{2} lo g (\frac{1 - cos 2 x}{1 + cos 2 x})

, prove that

\frac{d y}{d x} = 2 cos e c 2 x