Graph the limaons. Limaon (lee-ma-sahn) is Old French for snail. You will understand the name when you

Graph the limaçons. Limaçon (“lee-ma-sahn”) is Old French for “snail.” You will understand the name when you graph the limaçons in Exercise 21. Equations for limaçons have the form r = a ± b cos θ or r = a ± b sin θ. There are four basic shapes.

a. r = 1 - cos θ

b. r = -1 + sin θ

Exercise 21

a.

b.

Transcribed Image Text:

r || 1 2 + cos 0