Chapter 10.1, Problem 58E

To determine

To graph: The curve $x=\left(2+\frac{1}{2}\sin at\right)\cos \left(t+\frac{\sin bt}{c}\right),y=\left(2+\frac{1}{2}\sin at\right)\sin \left(t+\frac{\sin bt}{c}\right)$ for $a=7,b=4\text{ and }c=1$ over the interval $\left[0,2\pi \right]$.