How do I graph cardioid #r = 2 + 2cosθ#?

Question

5036 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2015-06-25T15:12:34

Use a Polar graph and plot for #theta# equal to 0,#pi/3, pi/2, pi, (2pi)/3, (4pi)/3, (3pi)/2 and 2pi# and draw a symmetrical curve.