graphing quadratics fa

8/7/2019 Graphing Quadratics FA

1/12

Graphing Functions NameQuadratic Functions, Intercepts, Critical PointsAlgebra I Formative Assessment Date

Level 1 I can identify and name the coordinates of x- and y- intercepts of a functiongiven the graph.

State the coordinates of x- and y- intercepts, if they exist, for each of the followingfunctions.

1. 2.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

3. 4.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5


2/12


Level 2 I can identify and name the coordinates of x- and y- intercepts of a functiongiven an equation.

State the coordinates of x- and y- intercepts, if they exist, for each of the followingfunctions. Show the algebra required to find any intercepts.

5. 6.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

7. 8.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________


3/12


Level 3 I can graph a quadratic function. I can identify and name the coordinates of the vertex and the x- and y- intercepts of a quadratic function.

State the coordinates of the vertex and the x- and y- intercepts for each of the followingfunctions. Show the algebra required to find these points. Graph the parabola using aminimum of 5 points.

9.

y- intercept ___________________

x- intercept(s) ___________________

vertex ___________________

10.

y- intercept ___________________

x- intercept(s) ___________________

vertex ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10


4/12


Level 3 I can identify and name a function based on a graph given the parent function.

Write an equation that could represent the graph of the given function.Note: The parent function is graphed as a dashed graph for reference purposes.

11. 12.

_____________________________ _____________________________

13. 14.

_____________________________ _____________________________

y = x

y = x2

y

x2

y

x2


5/12


Level 4 I can graph a function. I can identify and name the coordinates of the x- and

y- intercepts of a function.15.

y- intercept ___________________

x- intercept(s) ___________________

16.

y- intercept ___________________

x- intercept(s) ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10


6/12

17.

y- intercept ___________________

x- intercept(s) ___________________

18.

y- intercept ___________________

x- intercept(s) ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10


7/12


Level 1 I can identify and name the coordinates of x- and y- intercepts of a functiongiven the graph.

State the coordinates of x- and y- intercepts, if they exist, for each of the followingfunctions.

1. 2.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

3. 4.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5

-5 -4 -3 -2 -1 1 2 3 4 5

-5

-4

-3

-2

-1

1

2

3

4

5


8/12


Level 2 I can identify and name the coordinates of x- and y- intercepts of a functiongiven an equation.

State the coordinates of x- and y- intercepts, if they exist, for each of the followingfunctions. Show the algebra required to find any intercepts.

5. 6.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________

7. 8.

y- intercept _____________________

x- intercept(s) _____________________

y- intercept _____________________

x- intercept(s) _____________________


9/12


Level 3 I can graph a quadratic function. I can identify and name the coordinates of the vertex and the x- and y- intercepts of a quadratic function.

State the coordinates of the vertex and the x- and y- intercepts for each of the followingfunctions. Show the algebra required to find these points. Graph the parabola using aminimum of 5 points.

9.

y- intercept ___________________

x- intercept(s) ___________________

vertex ___________________

10.

y- intercept ___________________

x- intercept(s) ___________________

vertex ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10


10/12


Level 3 I can identify and name a function based on a graph given the parent function.

Write an equation that could represent the graph of the given function.Note: The parent function is graphed as a dashed graph for reference purposes.

11. 12.

_____________________________ _____________________________

13. 14.

_____________________________ _____________________________

y = x

y = x2

y

x2

y

x2


11/12


Level 4 I can graph a function. I can identify and name the coordinates of the x- and

y- intercepts of a function.15.

y- intercept ___________________

x- intercept(s) ___________________

16.

y- intercept ___________________

x- intercept(s) ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10


12/12

17.

y- intercept ___________________

x- intercept(s) ___________________

18.

y- intercept ___________________

x- intercept(s) ___________________

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

-10 -8 -6 -4 -2 2 4 6 8 10

-10

-8

-6

-4

-2

2

4

6

8

10

graphing quadratics fa

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