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If x= 2 cos^(4) (t+3) ,y=3sin ^(4) (t+3...

If ` x= 2 cos^(4) (t+3) ,y=3sin ^(4) (t+3) ,then (dy)/(dx)=`

A

` sqrt((2x)/(3y))`

B

` -sqrt((2x)/(3y))`

C

` sqrt((3y )/(2x))`

D

` -sqrt((3y )/(2x))`

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The correct Answer is:
D
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