1. Warm Up Let’s find the vertex of the following quadratic equation and state whether it is a maximum point or minimum point.

2. Homework

3. Can this be done using the calculator?
Yes
Let’s use the warm up problem to find our vertex using our calculator!

4. More Practice Using the Calculator
Find the vertex of the following quadratic equations and state whether it is a maximum point or minimum point.

5. Lesson: Graphing Quadratics
February 18, 2014

6. Graph the Quadratic Function
1. Find the axis of symmetry.

7. Graph the Quadratic Function
2. Find the vertex.
Vertex: (1, 0)

8. Graph the Quadratic Function
Make a chart.
-Hint: Choose values that are symmetric about the vertex. x
WORK y

9. Graph the Quadratic Function
Make a chart.
-Hint: Choose values that are symmetric about the vertex. x y -1 4 1 2 3

10. Graph the Quadratic Function
4. Plot points and
draw the parabola.

11. Graph the Quadratic Function
4. Plot points and
draw the parabola.

12. Graph the Quadratic Function
Find the axis of
symmetry.
Find the vertex.
Make a chart.
Plot points and
draw the parabola. x
WORK y

13. Graph the Quadratic Function
Find the axis of
symmetry.
Find the vertex.
Make a chart.
Plot points and
draw the parabola.

14. Graph the Quadratic Function
Find the axis of
symmetry.
Find the vertex.
Make a chart.
Plot points and
draw the parabola. x
WORK y

15. Graph the Quadratic Function
Find the axis of
symmetry.
Find the vertex.
Make a chart.
Plot points and
draw the parabola.

16. Now Let’s Put it All Together and Graph Quadratic equations
Let’s look at the following quadratic function
We need to find the following
Y-intercept-
Zeros-
Vertex-
A.O.S-
Is it a Max or Min?-
Direction of Opening?

17. f(x)= -x2 + 4 More Practice……
Graph and state the following Y-intercept- Zeros- Vertex- A.O.S- Is it a Max or Min?-
Direction of Opening?

18. More Practice…… F(x) = 3x2 – 3x – 6
Graph and state the following Y-intercept- Zeros- Vertex- A.O.S- Is it a Max or Min?-
F(x) = 3x2 – 3x – 6
Direction of Opening?

19. Class Practice
Graph the following functions and state the vertex, zeroes, y- intercepts, axis of symmetry, and determine if there is a maximum or minimum point.

20. Exit Ticket
Graph the following equations and state the vertex, zeroes, y- intercept, axis of symmetry, and determine if there is a maximum or minimum point.

21. Graphing Quadratics Worksheet
Homework
Graphing Quadratics Worksheet