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If x=sin^3t/(sqrtcos2t), y=cos^3t/sqrt(c...

If `x=sin^3t/(sqrtcos2t), y=cos^3t/sqrt(cos2t)` show that `dy/dx =0 at t=pi/6`

A

` tan 3t `

B

` -tan 3t`

C

` cot3t`

D

` -cot 3t `

Text Solution

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The correct Answer is:
D
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NIKITA PUBLICATION-DIFFERENTIATION -MCQ
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