1-2 Assignment - Analyzing Graphs of Functions and Relations

Name: _________________________________________________ Period: ___________ Date: ________________

Analyzing Graphs of Functions and Relations Assignment

Use a graph of each function to estimate the indicated function values.

1. = - +

- =?

=?

=?

2. = - +

- =?

=?

=?

y 4

3

2 1

-4

-3

-2

-1

-1

-2

x

1

2

3

4

-3 -4

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

Copyright ?

1

Name: _________________________________________________ Period: ___________ Date: ________________

Analyzing Graphs of Functions and Relations Assignment

Use the graph of each function to approximate its y ?intercept. Then find the y ?intercept algebraically.

3. = + +

y 4

4. = + +

y 4

3

3

2

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-2

-3

-3

-4

-4

5. = -

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

6. = +

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

Copyright ?

2

Name: _________________________________________________ Period: ___________ Date: ________________

Analyzing Graphs of Functions and Relations Assignment

Use the graph of each function to approximate its zeros. Then find the zeros of each function algebraically. 7. = - - +

8. = - -

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

9. = - - +

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

Copyright ?

3

Name: _________________________________________________ Period: ___________ Date: ________________

Analyzing Graphs of Functions and Relations Assignment

Use the graph of each equation to test for symmetry with respect to the x -axis, y -axis, and the origin. Support the answer numerically. Then confirm algebraically.

10. = +

y 4

3

2

1

-4

-3

-2

-1

-1

x

1

2

3

4

-2

-3

-4

Graphically

Support Numerically

(, )

Algebraically

11. =

y 5

4

3

2

1

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

x

1

2

3

4

5

-2

-3

-4

-5

Graphically

Support Numerically

(, )

Algebraically

Copyright ?

4

Name: _________________________________________________ Period: ___________ Date: ________________

Analyzing Graphs of Functions and Relations Assignment

12. + =

y 5

4

3

2

1

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

x

1

2

3

4

5

-2

-3

-4

-5

Symmetric with respect to -axis Algebraically

Symmetric with respect to -axis Algebraically

Symmetric with respect to origin Algebraically

Graphically

Support Numerically

(, )

Support Numerically

(, )

Support Numerically

(, )

Copyright ?

5

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