| |
| |
1. |
What are the x- and y-intercepts of  ? |
| |
|
A. |
x: –5, y: |
B. |
x: 5, y: |
| |
|
C. |
x: no intercept, y: |
D. |
x:, y: –5 |
| |
|
Hint |
|
| |
2. |
Which of the following points will be included in the graph of  |
| |
|
A. |
(8, 3) |
B. |
(4, 1) |
| |
|
C. |
(11, 5) |
D. |
(2, 1) |
| |
|
Hint |
|
| |
3. |
Which of the following points will not be included in the graph of  ? |
| |
|
A. |
(4, 6) |
B. |
(3, 9) |
| |
|
C. |
(-2, 4) |
D. |
(2, 4) |
| |
|
Hint |
|
| |
4. |
A square root function,  , can be used to represent income made on an investment, with x being the amount originally spent, and f(x) being the profit. How much money would have to be spent in order to make $50? |
| |
|
A. |
$2000 |
B. |
$7.91 |
| |
|
C. |
$20 |
D. |
$2050 |
| |
|
Hint |
|
| |
5. |
The amount of money spent at a grocery store can be expressed as a square root function,  , where x is the number of groceries, and f(x) is the amount of money spent. If Eugene buys 12 items, how much money should he expect to spend? |
| |
|
A. |
$20 |
B. |
$169 |
| |
|
C. |
$13 |
D. |
$9.92 |
| |
|
Hint |
|
|
|