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If y=a(1+cost)andx=a(t-sint), then (dy)/...

If `y=a(1+cost)andx=a(t-sint)`, then `(dy)/(dx)` is equal to:

A

`"tan"(t)/(2)`

B

`-"tan"(t)/(2)`

C

`-"cot"(t)/(2)`

D

none of these

Text Solution

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The correct Answer is:
C
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