Find a rectangular equation for the plane curve defined by the parametric equations.x = 2t - 1, y = t2 + 6; -4 ? t ? 4
A. y = 
x2 + 1; for x in -6 ? x ? 4
B. y = 
x2 + 
x + 
; for x in -9 ? x ? 7
C. y = - 
x + 30; for x in -6 ? x ? 4
D. y = x2 + 1; for x in -2 ? x ? 2
Answer: B
Mathematics
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