1. Warm up

2. Questions over hw?

3. Skills Check Simplify.

4. Powers of i and Complex Operations

5. “I one, I one!!” Negatives in the middle.

6. Try these!

7. Add and Subtract Complex Numbers

8. Add/Subt Complex Numbers 1.Treat the i’s like variables 2.Combine the real parts then combine the imaginary parts 3.Simplify (no powers of i higher than 1 are allowed) 4.Write your answer in standard form a + bi

9. Simplify

14. Multiplying Complex Numbers

15. 1.Treat the i’s like variables 2.Simplify all Powers of i higher than 1 3.Combine like terms 4.Write your answer in standard form a + b i

16. Multiplying Complex Numbers

19. Dividing Complex Numbers

20. What is a Conjugate?

21. 17. Dividing – Multiply top & bottom by the Conjugate

22. 18. Dividing – Multiply top & bottom by the Conjugate

23. CW/HW Complex Numbers – Practice Worksheet