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2- Functions & Relations Notes (Remed)
1. Which of these mappings is a function?
W.
X.
Y.
Z.
A. Y
B. X
C. W
D. Z
2. Which of these t-tables represents a function?
W.
X.
Y.
Z.
A. W
B. Y
C. Z
D. X
3. Which of these t-tables represents a function?
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Preview Library Built Test (Printable Worksheet)
W.
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X.
Y.
Z.
A. Z
B. Y
C. X
D. W
4.
Does the graph above show a relation, a function, both a relation and a function, or neither a relation nor a function?
A. relation only
B. function only
C. both a relation and a function
D. neither a relation nor a function
5. Which of the following tables represents a function?
A.
x -14 -9 -4
1
y 15 13 21 15
B.
x -14 -9 -14
1
y 15 15 21 14
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C.
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x -14 -9 -4 -9
y 15 13 15 14
D.
x -14 -9 -4 -4
y 15 13 15 14
6.
Using the vertical line test, determine if the graph above shows a relation, a function, both a relation and a function,
or neither a relation nor a function.
A. neither a relation nor a function
B. both a relation and a function
C. function only
D. relation only
7. Which of the following relations describes a function?
A. { (0, 0), (1, -1), (1, 1), (2, 2) }
B. { (-2, 2), (-1, 1), (1, 1), (2, 2) }
C. { (-2, 2), (-1, -1), (-1, 1), (0, 0) }
D. { (-1, 0), (0, 1), (1, 0), (0, -1) }
8. Which of these mappings is a function?
W.
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X.
Y.
Z.
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A. Z
B. X
C. Y
D. W
9. Which of the following relations describes a function?
A. { (2, -2), (0, 0), (2, 2), (3, 3) }
B. { (9, -3), (4, -2), (4, 2), (9, 3) }
C. { (-3, 9), (-2, 4), (2, 4), (3, 9) }
D. { (-2, 0), (0, 2), (2, 0), (0, -2) }
10. Which of the following tables represents a function?
A.
x -15 -5 -15
4
y 17 17 23 16
B.
x -15 -5 -2 -2
y 17 15 17 16
C.
x -15 -5 -2
4
y 17 15 23 17
D.
x -15 -5 -2 -5
y 17 15 17 16
11.
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Determine whether this picture is an example of a function, relation, function and relation, or neither relation nor
function.
A. function and relation
B. function only
C. relation only
D. neither function nor relation
12. Which of the following graphs is not a function?
W.
X.
Y.
Z.
A. W
B. W, X, Y and Z
C. X
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D. X and Y
13. Which relation diagram represents a function?
W.
X.
Y.
Z.
A. X
B. Y
C. Z
D. W
14. Which relation diagram represents a function?
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W.
X.
Y.
Z.
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A. W
B. Y
C. X
D. Z
15.
Does the graph above show a relation, a function, both a relation and a function, or neither a relation nor a function?
A. neither a relation nor a function
B. function only
C. both a relation and a function
D. relation only
16.
Does the graph above show a relation, a function, both a relation and a function, or neither a relation nor a function?
A. neither a relation nor a function
B. both a relation and a function
C. relation only
D. function only
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1. C
2. C
3. C
4. A
5. A
6. D
7. B
8. A
9. C
10. C
11. C
12. A
13. C
14. A
15. C
16. B
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