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If y= sin x sqrt ( cos x ) ,then (d^(2)...

If ` y= sin x sqrt ( cos x ) ,then (d^(2)y)/(dx^(2))` =

A

` (5)/(2) sin x sqrt( cos x ) -(sin ^(3))/( 4cos xsqrt( cos x))`

B

` (-5)/(2) sin x sqrt( cos x ) -(sin ^(3))/( 4cos xsqrt( cos x))`

C

` (-5)/(2) sin x sqrt( cos x ) + (sin ^(3))/( 4cos xsqrt( cos x))`

D

` (5)/(2) sin x sqrt( cos x ) + (sin ^(3))/( 4cos xsqrt( cos x))`

Text Solution

Verified by Experts

The correct Answer is:
B
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