If y=(\cosx)^{(\cosx)^{\cosx}},then \frac{dy}{dx} is equal to [NDA II 2017]

Correct Answer is : −y2tanx1−yln(cosx)

- \frac{y^{2}\tanx}{1-y\ln(\cosx)}

\frac{y^{2}\tanx}{1+y\ln(\cosx)}

\frac{y^{2}\tanx}{1-y\ln(\sinx)}

\frac{y^{2}\tanx}{1+y\ln(\sinx)}

NDA Math Differentiation

Question : 29 of 64

Marks: +1, -0

If y=(cosx)(cosx)cosx,then ‌‌

is equal to

[NDA II 2017]

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