1. Objective: Graph limacon curves. Warm up 1.Graph. a. b.

2. Limacons Convex Dimpled Cardioid Inner-Loop

3. 2.Symmetry for graphs of limacons. What can you conclude about their symmetry?

4. Limacon curves: or a > 0 and b > 0 Symmetry:. w.r.t y-axis. w.r.t x-axis. Max-r value: a + b Domain: all reals Range : [ a - b, a + b]

5. Types of Limacons: Inner

6. Example 1 Graph. Identify the type of limacon. a.

7. b.

8. c.

9. Assignment pg 683 #16,18,19,20,21,23. Review: 6.3; first part of 6.4: Graph rose curves and circles, and test for symmetry of polar equations. Pg 685: Mid Chapter Check Point Should be able to do: 12-27; 28,31