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Function And Evaluating Functions
Test Description: Function Review
Instructions: Answer all questions to get your test result.
1) Is the following a Function? (2,3) (4,7) (3,9) (5,7)
A
NO
B
YES
2) Is the following a Function? (2,3) (4,7) (3,9) (2,7)
A
YES
B
NO
3) Is the following a Function? (2,5) (4,7) (3,11) (5,7)(4,2)
A
NO
B
YES
4) Is the following a Function? (2,3) (9,7) (5,9) (6,7)
A
NO
B
YES
5) Is the following a Function? (2,3) (4,7) (3,9) (5,7)(3,100)
A
NO
B
YES
6) Which point will make the following not a function? (3,7) (2,4) (5,2) (6,3)
A
(8,7)
B
(3,12)
C
(9,12)
D
(10,12
7) A function is a relation where the input is mapped to ________ output
A
all
B
one
C
many
8) What is the domain
A
Home
B
Output Values
C
Input Values
9) What is the range?
A
Output Values
B
Input Values
C
Space
10) What is the domain for the following function? (2,3) (4,7) (3,9) (5,7)
A
3, 7, 9
B
2, 4, 3, 5
11) What is the range for the following function? (2,3) (4,7) (3,9) (5,7)
A
3, 7, 9
B
2, 4, 3, 5
12) If f(x) = 4x - 3. find f(5)
A
5.75
B
10
C
17
D
6
13) If f(x) = 4x - 3. find f(9)
A
10
B
3
C
33
D
10
14) If f(x) = 4x - 3. find f(2)
A
1.25
B
10
C
5
D
3
15) If f(x) = 4x - 3. find f(-4)
A
-19
B
10
C
-.25
D
-3
16) If f(x) = 4x - 3. find x, if f(x) = 21
A
6
B
81
C
21
D
10
17) If f(x) = 4x - 3. find x, if f(x) = 37
A
8
B
145
C
10
18) Solve: 4(x + 3) + 3x - 5 = 4x - 1
A
5
B
2
C
10
D
-3
19) 3x + 2 = 6x - 10
A
4
B
-2
C
12/9
D
10
20) g(x) = 80 + 25x: Find g(10)
A
330
B
-70/25
C
10
D
115
*select an answer for all questions
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