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Let y=1n(1+cosx)^2 . Then the value of (...

Let `y=1n(1+cosx)^2` . Then the value of `(d^2y)/(dx^2)+2/(e^(y/2))` equal (b) `2/(1+cosx)` `4/(1+cosx)` (d) `(-4)/((1+cos"x")^2)`

A

0

B

`(2)/(1+cosx)`

C

`(4)/((1+cosx))`

D

`(-4)/((1+cosx)^(2))`

Text Solution

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