how do i sketch this polar equation r = 1 - 2 cos theta
Hello, reiward!
How do i sketch this polar equation? .
You should be familiar with the curve called the limacon.
. . This one has a "loop".
Calculate a few ponts:
. .
The graph looks like this:Code:: * * o 1 * : * * : * * : * : * * * * : * - - o - - o - - * - - - - 3 * -1 * * : * : * * : * * : * * : * * * o 1 :