MATH 1083 MODULES 18 8.: 19 INCLASS Problems For 13, rewrite the parametric equations as a single Cartesian equation. Then, sketch the graph. 1) t) =5t, y(t) 2821? 2) t) 2 26', y(t) = 1 3t 3) 27(33) 2 4cost, y(t) = 2sint For 45, rewrite the Cartesian equation as a set of parametric equations. Then, sketch the graph. 4) y = 33:2 + 1 5) 272 + y2 = 16 MATH 1083 MODULES 20, 21, & 22 IN-CLASS Problems Sketch the graph of each curve. Label the vertices and foci. 1) + yz = 1 25 2) 4x2 + 2592 = 100 3) (2-1)2 ( y+2)2 49 = 1 16 4) 36 y = 1 16 5) 92 - 4x2 = 36