1. Complex Numbers, Quadratics and Rational Expressions Mathketball Review Team Test tomorrow – Thursday March 3rd

2. Quiz questions Any questions from the quiz you just got back?

3. Materials Each team needs a white board If your color comes up – you do the problem on the white board and come up to me to shoot. EVERYONE else in the team needs to do the problem with their team I will post this power point to my FIS class files so you can use it to study

4. #1 – Simplifying Complex Numbers (a+bi form) Simplify the following Complex Expressions – leave answers in a+bi form

5. Solution #1 -43

6. #2 – Simplify Complex Fractions (a+bi form) Make sure to multiply by the denominator BUT change the sign

7. Solution #2

8. #3- Solving a Quadratic (using square roots) Solve the following quadratic equations It is helpful to square root both sides INSTEAD of multiplying first in some cases (like this )

9. Solution #3

10. #4 – Solving with radicals Solve by squaring both sides. Please check your solutions in the original equation to make sure they work. Do BOTH solutions work???

11. Solution #4

12. #5 – Completing the Square to Solve Solve the following quadratic by completing the square – the goal is to get the equation in and then take the sq. root of both sides.

13. Solution #5

14. #6 – Powers of i Simplify the following expressions to a+bi form by using the powers of i.

15. Solution #6

16. #7 – Multiplying Rational Expressions Multiply and then simplify the following rational expression. You may want to factor first.

17. Solution #7

18. #8 – Adding/Subtracting Rational Expressions Add and subtract the following expressions Find the LCD (least common denominator 1 st )

19. Solution #8

20. #9 – Simplifying Rational Expressions Anyone can shoot for this problem. DOUBLE points!

21. Solution #9 (x-3)

22. Homework Study ALL your quizzes and yellow packets from this unit. The test will include: – Simplifying Complex Expressions – Solving Quadratics – Multiplying/Dividing, Adding/Subtracting Rational Expressions TEAM TEST TOMORROW!!!