15. A pair of parametric equations is given. Find a rectangular-coordinate equation for the curve by elimi- nating the parameter. Sketch the graph. (a) x = cos t, y = cos(2t) (b) х %3D, у%3Dt - 2, 2
15. A pair of parametric equations is given. Find a rectangular-coordinate equation for the curve by elimi- nating the parameter. Sketch the graph. (a) x = cos t, y = cos(2t) (b) х %3D, у%3Dt - 2, 2
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter8: Polar Coordinates And Parametric Equations
Section8.CR: Chapter Review
Problem 9CC
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