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If x =a (t+sint) and y=a (1-cost) then (...

If x =a (t+sint) and y=a (1-cost) then `(d^(2)y)/(dx^(2))`

A

`(1)/(4asin^(4)((t)/(2)))`

B

`(1)/(4a cos^(4)((t)/(2)))`

C

`4a cosec^(4)((t)/(2))`

D

`4a sec^(4) ((t)/(2))`

Text Solution

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The correct Answer is:
B
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