A)B)C)

Consider the following. Parametric Equations Point x = cot(0), y = sin(20) (a) Use a graphing utility to graph the curve represented by the parametric equations. 3 2 2 2 1 1 X X -4 -3 -2 -1 2 3 4 -4 -3 -2 -1 1 2 3 4 -3 -2 -1 1 2 3 4 4 -3 - 2 -1 1 2 3 4 -1 -1 -1 -1 -2 -2 -2 -2 -3 -3 -3 -3 O O O 4 (b) Use a graphing utility to find - dx , and at 8 = 1. de de' dx dx de dy de dy dx (c) Find an equation of the tangent line to the curve at 0 =