2. The polar coordinates of a particle P moving in a plane are such that at time 1, dr 4 cos 0 and dt de (1-2 sin 6)', dt If r = 2 when 0 = 0, find the polar equation of the curve traced by P.
2. The polar coordinates of a particle P moving in a plane are such that at time 1, dr 4 cos 0 and dt de (1-2 sin 6)', dt If r = 2 when 0 = 0, find the polar equation of the curve traced by P.
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Transcribed Image Text:2. The polar coordinates of a particle P moving in a plane are such that at time /,
dr
= 4 cos e and
dt
de
= (1- 2 sin 6)'.
dt
If r = 2 when 0 = 0, find the polar equation of the curve traced by P.
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