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If OT and ON are perpendiculars dropped ...

If OT and ON are perpendiculars dropped from the origin to the tangent and normal to the curve `x=a sin^(3)t, y=a cos^(3)t` at an arbitrary point, then

A

`4OT^(2)+ON^(2)=a^(2)`

B

`|(y)/(cost)|`

C

the length of the normal is `|(y)/(sint)|`

D

none of these

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The correct Answer is:
A, B, C
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