HELP! A Parametric Equations Question (1 Viewer)

[ArtOfLosing]

Any help will be muchly appreciated.

Find the cartesion equation of the curve who's parametric equations are:
x=sin2t
y=cost
[hint: sin2t= 2sintcost]


thanks in advance...

 

[shafqat]

Any help will be muchly appreciated.

Find the cartesion equation of the curve who's parametric equations are:
x=sin2t
y=cost
[hint: sin2t= 2sintcost]


thanks in advance...

x^2 = 4(sint)^2(cost)^2
= 4y^2(1 - y^2)

 

[ArtOfLosing]

Thanks heaps