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If x = a(cos theta + theta sin theta), y...

If `x = a(cos theta + theta sin theta), y = a (sin theta - theta cos theta), (dy)/(dx) =`

A

`cot theta`

B

`tan theta`

C

`tan.(theta)/(2)`

D

`cot.(theta)/(2)`

Text Solution

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The correct Answer is:
B
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