1. No category

2.1 Re-Teach Worksheet
Name _______________
Intermediate Algebra
Learning Target: I can demonstrate understanding of the definition of a function and can
determine when relations are functions given a graph, table or real-world situation.
1. Is the relation { (-6, 1), (2, -4), (3, 2), (6, 1) } a function? Explain your reasoning.
2. Is the relation { (-3, 2), (1, 5), (0, 2), (1, -7) } a function? Explain your reasoning.
3. Add one ordered pair to the following table
a. on line A that keeps the relation a function.
b. on line B that makes the relation not a function.
c. Explain your solutions.
x
y
-3
-2
7
0
4
–1
3
2
A
B
4. State which of the following are functions and which are not. Explain your reasoning.
A
B
C
D
2.1 Re-Teach Worksheet
Name _______________
Intermediate Algebra
5. You would like to make each of the following a function. Determine which variable should be
the input and which variable should be the output so this relation is a function?
Circle one solution for each:
First Name:
input
output
Social Security #:
input
output
Circle one solution for each:
Fingerprint:
input
output
Eye Color:
input
output
6.
The graph above show Susie’s distance in meters from home versus time in seconds. Answer the
following questions.
a.) How far from home is Susie after 1 minute? After 2 minutes?
b.) What is the furthest from home Susie travels?
c.) Write a story to explain what Susie’s travel.