Introduction to Quadratic Functions.pptx

Introduction of the Quadratic Equations

1. Objectives: 1. Define root of an equation. 2. Find the solution set of a quadratic equation using the four ways.  

2. Solving Quadratic Equations by Extracting the Square Roots. - the quadratic equation must be written in  

3. Examples: 1. 2. 3. 4.  

4. 1 whole Assignment: Solve using ESR 1. 2. 3. 4. Note: must be submitted Nov. 17, 2023  

5. Solving Quadratic Equations by Factoring Factoring Method 1. Write the equation in a form of 2. Factor the lef t-hand side of the equation. 3. Set each factor equal to zero using the Principle of Zero Property. 4. Solve each resulting linear equation. 5. Checking the result in the original equation.  

6. Solving Quadratic Equations (Factoring) in the form of  

7. C ompare Example 1 and 2 Q.E. of the form can always be solved by factoring.  

8. By Principle of Zero Products, where . One root will always be equal to 0.    

9. Cont …. Solving Quadratic Equations (Factoring) in the form of 3. 4. 5. 6.  

10. TRY THIS: 1. 2. 3. 4.  

11. Solving Quadratic Equations (Factoring) in the form of 1. 2.  

12. TRY THIS: 1. 2.