Question

Eliminate the parameter.

x = 4 cos t, y = 4 sin t

Answer 1

I understand how to solve for a parameter, but I'm not sure how to work with the trig within the problem.

Answer 2

try squaring the expressions

Answer 3

Gimme a sec to try it c:

Answer 4

and then see if you can make use of the identity:\[\sin^2(t)+\cos^2(t)=1\]

Answer 5

Thank you! c:

Answer 6

yw :)