1. Quarter Exam Review Let and be acute angles with and Find

2. 11.3 Powers of Complex Numbers DeMoivre’s Theorem

3. Review: Evaluate and write answer in rectangular form:

4. Get into your groups. Working on Powers of Complex Numbers activity. At least one member of your group needs their book. No you cannot go to your locker.

5. What if we had powers other than 2? Do you see a pattern?

6. DeMoivre’s Theorem:

7. Example Evaluate and write answer in rectangular form:

8. If z = -i, show the following in an Argand diagram:

9. If z = 1-i, show the following in an Argand diagram:

10. Practice

11. Homework  Section 11.3  Page 410  1, 2, 4, 6, 8, 17