.. (a) Write the corresponding rectangular equation by eliminating the parameter, (b) sketch the curve and indicate the directions of increasing parameter, (c) Use the equations to find " and " at to = 5, and (d) the equation of the tangent line at the point on the curve corresponding to the parameter value to . Show your work like we did in our class. x = 3csc(t) - 1, y = - 2cot(t) +3, to=