1.

If OT and ON are perpendiculars dropped from the origin to the tanget an d norml to the curve x=a sin^(3)t,y=a cos^(3)t at an arbitary point, then

Answer»

`4OT^(2)+ON^(2)=a^(2)`
`|(y)/(cost)|`
the LENGTH of the normal is `|(y)/(SINT)|`
none of these

ANSWER :A::B::C


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