Exam
Name___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. | ||||
Is the following correspondence a function? | ||||
1) |
| 1) ______ |
A) Yes | |
B) No |
2) |
| 2) ______ |
A) Yes | |
B) No |
3) |
| 3) ______ |
A) Yes | |
B) No |
Tell whether or not the relation is a function. | ||
4) | {(-3,9), (-2,-9), (1,-8), (7,-2)} | 4) ______ |
A) Yes | |
B) No |
5) | {(-9,-6), (-9,8), (1,-2), (4,-9), (9,4)} | 5) ______ |
A) Yes | |
B) No |
Determine whether the graph is the graph of a function. | ||
6) |
![]() | 6) ______ |
A) Yes | |
B) No |
7) |
![]() | 7) ______ |
A) Yes | |
B) No |
8) |
![]() | 8) ______ |
A) Yes | |
B) No |
Evaluate as requested. | ||
9) | Given that f(x) = x2 - 4x - 2, find f(3). | 9) ______ |
A) 19 | |
B) -1 | |
C) 23 | |
D) -5 |
Evaluate. | ||
10) | If f(x) = (x - 7)2, find f(3). | 10) ______ |
A) 16 | |
B) -8 | |
C) 100 | |
D) -16 |
Evaluate as requested. | ||
11) |
Given that f(x) = ![]() ![]() | 11) ______ |
A)
![]() |
|
B) 36 | |
C)
- ![]() |
|
D) - 36 |
Evaluate. | ||
12) | Find g(a - 1) when g(x) = 4x + 2. | 12) ______ |
A) 4a + 1 | |
B) 4a - 2 | |
C)
![]() |
|
D) 4a + 2 |
Evaluate as requested. | ||
13) |
A graph of a function f is shown below. Find f(2.7).![]() | 13) ______ |
A) 1 | |
B) -3.587 | |
C) 2.1 | |
D) -1.34 |
14) |
A graph of a function g is shown below. Find g(1.5).![]() | 14) ______ |
A) 3.9375 | |
B) 2.1 | |
C) -4.0656 | |
D) -1.5 |