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(a) Show that the parametric equations
x = x1 + (x2- x1)t, y = Yl + (y2- yt)t
Where 0 ≤ t ≤ 1 describe the line segment that joins the points p1(x1, yl) and P2(x2, Y2).
(b) Find parametric equations to represent the line segment from (-2,7) to (3,-1). |
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