Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = 6 cos t, y = 6 sin t; 0 ? t ? 2?
A. x2 + y2 = 6; -6 ? x ?6
B. x2 - y2 = 36; -6 ? x ?6
C. x2 - y2 = 6; -6 ? x ?6
D. x2 + y2 = 36; -6 ? x ?6
Answer: D
Mathematics
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