1. Good Morning, Precalculus! To prepare for class: 1. Take out your DO NOW sheet and start today's DO NOW! Do Now: Convert the points below to rectangular coordinates. A B C

2. Do Now A(2, 105o) B(4, 300o) C(6, 180o)

3. Upcoming Assignments Du e Monday: Mixed Review Your Unit 12 TEST is scheduled for Friday, May 3!

4. Today's Agenda: 1. Do Now 2. Today's Objective 3. Objectives 3&4: Converting and Graphing Complex Numbers 4. Mixed Review

5. Today's Objective Unit 12, Objective 3: I will be able to write complex numbers in polar form and rectangular form. Unit 12, Objective 4: I will be able to graph complex numbers in the complex plane in rectangular and polar form. Section 9-6, pgs. 586-591

6. Converting and Graphing Complex Coordinates

7. New Vocabulary Modulus: The absolute value of a complex number. Represented by r in polar coordinate form.

8. New Vocabulary Modulus: The absolute value of a complex number. Represented by r in polar coordinate form. Amplitude of a Complex Number: When a complex number is written in polar form, this is the angle θ (argument).

17. Mixed Review

18. Work to complete the mixed review. Pair up and work with a partner if you want. What you don't finish you must complete for HW.