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

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

A

`tan (t/2)`

B

`-tan (t/2)`

C

`cot (t/2)`

D

`-cot (t/2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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