Question

if x=a sin2t(1+cos2t) and y=b cos2t(1-cos2t) find dy/dx.

Answer 1

dx/dt= acos2t(1+cos2t).2(1+cos2t).(-sin2t).2
Dy/dt= -bsin2t(1-cos2t).2(1-cos2t).(sin2t).2
now find Dy/dx