Question

a circle is formed with a center (-3,5) and a radius.of 4 write the circle as a pair of parametric equations. then show how you can eliminate the parameter to return to the rectangular form
x = -3 + 4cosθ
y = 5 + 4sinθ

well, we all know that the x-y equation is

(x+3)^2 + (y-5)^2 = 16

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