1. Quadratics Solving Quadratic Equations

2. Solving by Factorising

3. Example 1

5. Solving by Completing the Square

6. Example 2

8. Example 3

10. Solving using the Quadratic Formula

11. Proof

12. Example 4

15. Approximate solution using Technology Draw the graph using the graphic calculator In y= Use an appropriate window Find where the graph cuts the x-axis using 2 nd calc buttons

16. Example 5

18. Complex Roots Use the quadratic formula to solve If the number under the square root is negative treat it as an imaginary number and continu with the solution.

19. Example 6

21. This Weeks Work Page 26 Ex 1E1 Q1 – 3 Page 28 Ex1E2 Q1 – 3 Page 31 Ex 1E3 Q1, 2 Page 12 Ex 1E4 Q1, 2 Page 33 Ex 1E5 Q1, 2