Chapter 5, Problem 15P

The shape of the pretzel shown is given by thefollowing parametric equations: $x=\left(3.3-0.4t^2\right)\sin \left(t\right)$ $y=\left(2.5-0.3t^2\right)\cos \left(t\right)$ where $-4\le t\le 3$. Make a plot of the pretzel.