хо x = 4 sin(60), y = 4 cos(60), 0 < 0 < EM Π 3 (a) Eliminate the parameter to find a Cartesian equation of the curve. (b) Sketch the curve and indicate with an arrow the direction in which the curve is traced as the parameter increases. y y -4 y 4 x X x -4 4 X i For the given parametric equations, find the points (x, y) corresponding to the parameter values t = -2, -1, 0, 1, 2. t x = In(2t² + 1), y = t + 8 t = -2 (x, y) = = t = -1 (x, y) = t = 0 (x, y) = = t = 1 t = 2 (x, y) (x, y) : = =