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) | {(-1,-6), (3,-4), (6,5), (9,3), (10,-4)} | 4) ______ |
| A) Yes | |
| B) No |
| 5) | {(1,8), (1,8), (6,5), (7,-3), (11,-8)} | 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 |
| 9) |
| 9) ______ |
| A) Yes | |
| B) No |
| Evaluate. | ||
| 10) | If f(x) = (x - 7)2, find f(3). | 10) ______ |
| A) 16 | |
| B) -16 | |
| C) 100 | |
| D) -8 |
| Evaluate as requested. | ||
| 11) |
Given that f(x) = , find f .
| 11) ______ |
A)
-
|
|
| B) - 36 | |
C)
|
|
| D) 36 |
| Evaluate. | ||
| 12) | Find g(a - 1) when g(x) = 4x + 2. | 12) ______ |
A)
a + 2
|
|
| B) 4a + 1 | |
| C) 4a - 2 | |
| D) 4a + 2 |
| Evaluate as requested. | ||
| 13) |
A graph of a function g is shown below. Find g(-1).
| 13) ______ |
| A) 0 | |
| B) 2 | |
| C) 1 | |
| D) -2 |
| 14) |
A graph of a function g is shown below. Find g(1).
| 14) ______ |
| A) 2.25 | |
| B) 1 | |
| C) -1.75 | |
| D) -4.5 |