Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = t3 + 1, y = t3 - 20; -2 ? t ? 2
A. y = x - 21; -7 ? x ? 9
B. y = x3; -3 ? x ? 1
C. y = -x - 21; -7 ? x ? 9
D. y = -x2; -4 ? x ? 4
Answer: A
Mathematics
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