Question

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Answer 1

Answer:5) ans is D

Explanation:5) $\frac{d(cos2 e^{x^{2}) } }{dx}$= -2sin2$e^{x^{2} }$$\frac{d(e^{x^{2} } )}{dx}$

-2sin2 $e^{x^{2} }$ $e^{x^{2} }$. 2x

-4x$e^{x^{2} }$sin2$e^{x^{2} }$

i only know the ans of 5 th part

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