# How do you graph #r=8cos2theta# on a graphing utility?

##### 1 Answer

Dec 10, 2016

Use the Cartesian form.

#### Explanation:

The period for the graph is

In one half period

loops are created.

The cartesian form of the given equation is

that is readily available here.

graph{(x^2+y^2)^1.5-8(x^2-y^2)=0 [-10, 10, -5, 5]}