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2. Page 166 For the graph,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum Answer Assignments Minimum point is (-4, 0 ) Value of minimum is y=0 4 4 1 1

3. Page 166 For the graph,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum Answer Assignments 4 4 Minimum point is (-3, -4 ) Value of minimum is y=-4 2 2

4. Page 166 For the graph,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum Answer Assignments 4 4 Minimum point is (-3, 2 ) Value of maximum is y= 2 3 3

5. Page 166 For the graph,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum Answer Assignments 4 4 Maximum point is (-1, -3 ) Value of maximum is y=-3 4 4

6. Page 166 For the graph,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum Answer Assignments 4 4 Minimum point is (2, -1 ) Value of minimum is y=-1 5 5

7. 5. Darw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =1, h =4, k = -1 Minimum point is (4, -1) Value of minimum is y=-1 x intercepts is 3, 5 Page 167

8. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =1, h =1, k = -5 Minimum point is (1,-5 ) Value of minimum is y=-5 x intercepts is Page 167

9. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =1, h =-4, k = -3 Minimum point is (-4,-3 ) Value of minimum is y=-3 x intercepts is Page 167

10. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =2, h =-1, k = 2 Minimum point is (-1,2 ) Value of minimum is y=2 x intercepts is no x intersepts Page 167

11. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =3, h =2, k = -6 Minimum point is (2,-6 ) Value of minimum is y=-6 x intercepts is Page 167

12. 5. Darw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts Minimum point is Value of minimum is x intercepts is

13. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =1, h =2, k = -11 Minimum point is (2,-11 ) Value of minimum is y=-11 x intercepts is

14. 5. Draw the graph,then state Draw the graph for the functions,then state the 1.Domain and range 2.Minimum point or maximum point 3.Value of minimum or maximum 4.x intercepts a =1, h =1, k = 4 Minimum point is (1,4) Value of minimum is y=-11 x intercepts is no solution

15. 6.For the functionFind the x interceps Find Minimum point and minimum value Minimum point is ( 1, -9 ) minimum value

16. 7.Find the solution of equation using the graph method

19. No solution

20. 7.Find the solution of equation using the graph method No solution

21. 7.Find the solution of equation using the graph method

24. Example Solve the quadratic inequality by using graph Draw the graph X-intersept is

25. 2. Solve the quadratic inequality by using graph Example

26. Solve the quadratic inequality by using graph Example

27. Homework Page 174 1. จากกราฟที่กำหนด จงตรวจสอบว่าค่า y มากกว่า 0 เมื่อ x มีค่าอยู่ในช่วงใด และ y น้อยกว่า 0 เมื่อ x มีค่าอยู่ในช่วงใด 1 1 2 2 3 3

28. Page 174 2. Solve the quadratic inequality by using graph Homework

29. Page 174 3. Solve the quadratic inequality by using graph Homework

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