Question

Find dy
dx
if
x=(2 cost t+ cos2t), y=(2sint +Sin2t)​

Answer 1

Answer

-(cost + Cos2t) / (Sint - sin2t)

Step-by-step explanation:

S.1 dy/dx = (dy/dt) / (dx/dt)

find dx/dt ( using chain rule)

find dy/dt (using chain rule )

then dy/dx = -(cost + Cos2t)/ (sint-sin2t)

is your answer

p.s : i am a student myself so please verify the answer first