parametric and cartesian equations?? HELP!!! 1. x = 3t, y = 9t^2, negative infinity<t<positive infinity 2. a) What are the initial and terminal points, if any? Find a Cartesian equation for a curve that contains the parametrized curve. What portion of the grap of the Cartesian equation is traced by the parametrized curve? 3. There isn't any attempt. I have no idea. Different language here.