| |
| |
1. |
Evaluate the function f(x) = 2x3 - 6x + 1 for f(-2). |
| |
|
A. |
-35 |
B. |
-3 |
| |
|
C. |
5 |
D. |
37 |
| |
|
Hint |
|
| |
2. |
Find  (x) if f(x) = 3x2 + 1 and g(x) = 2x + 3. |
| |
|
A. |
12x2 + 36x + 28 |
B. |
12x2 - 36x + 28 |
| |
|
C. |
6x2 + 5 |
D. |
6x2 - 5 |
| |
|
Hint |
|
| |
3. |
Find the x- and y-intercepts for 3x + 4y - 12 = 0. |
| |
|
A. |
(-3, 0) and (0, -4) |
B. |
(0, 3) and (4, 0) |
| |
|
C. |
(0, 4) and (3, 0) |
D. |
(-4, 0) and (0, -3) |
| |
|
Hint |
|
| |
4. |
Find a linear equation that can model the data shown in the graph. |
| |
|
 |
| |
|
A. |
2x -3y + 6 = 0 |
B. |
3x - 2y + 6 = 0 |
| |
|
C. |
2x + 5y - 3 = 0 |
D. |
2x + 3y + 6 = 0 |
| |
|
Hint |
|
| |
5. |
Determine whether the graphs of the pair of equations
3x - 2y = 7 and 3x + 2y = 7
are parallel, coinciding, or neither. |
| |
|
A. |
parallel |
B. |
coinciding |
| |
|
C. |
all are correct |
D. |
neither |
| |
|
Hint |
|
| |
6. |
Write the standard form of the equation of the line that passes through the point (-1, 3) and is parallel to the graph of 2x - 7y + 1 = 0. |
| |
|
A. |
2x + 7y - 23 = 0 |
B. |
2x - 7y + 23 = 0 |
| |
|
C. |
2x + 7y + 23 = 0 |
D. |
2x - 7y - 23 = 0 |
| |
|
Hint |
|
| |
7. |
Write the standard form of the equation of the line that passes through the point (-4, -2) and is perpendicular to the graph of 3x - 2y + 9 = 0. |
| |
|
A. |
2x + 3y + 14 = 0 |
B. |
3x - 2y + 14 = 0 |
| |
|
C. |
3x - 2y - 14 = 0 |
D. |
2x> + 3y - 14 = 0 |
| |
|
Hint |
|
| |
8. |
Determine two points that appear to represent the data in the scatter plot. Then find and interpret the slope. |
| |
|
 |
| |
|
A. |
Mary improved her free throw performance from year-to-year by an average of about 10%. |
B. |
Mary improved her free throw performance from year-to-year by an average of about 20% |
| |
|
C. |
Mary improved her free throw performance from year-to-year by an average of about 15% |
D. |
Mary improved her free throw performance from year-to-year by an average of about 25%. |
| |
|
Hint |
|
| |
9. |
Which is the graph of  ?
|
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Which is the graph of the inequality x + 2y - 2  0? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
Graph the equation 3x + 2y = 0 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
Which function does not have a zero? |
| |
|
A. |
f(x) = 3x + 5 |
B. |
f(x) = x - 5 |
| |
|
C. |
f(x) = –5x +3 |
D. |
f(x) = -5 |
| |
|
Hint |
|
| |
13. |
Find the x- and y-intercepts of the equation:  |
| |
|
A. |
x-intercept –5; y-intercept 2 |
B. |
x-intercept –2; y intercept 5 |
| |
|
C. |
x-intercept 2; y-intercept 5 |
D. |
x-intercept 5; y-intercept -2 |
| |
|
Hint |
|
| |
14. |
Write an equation in slope-intercept form with a slope of  that passes through the point (-3, -5). |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
Determine whether 3x - 5y + 1 = 0 and 6x - 10y + 2 = 0 are parallel, coinciding, or neither. |
| |
|
A. |
perpendicular |
B. |
coinciding |
| |
|
C. |
parallel |
D. |
all are correct |
| |
|
Hint |
|
| |
16. |
Write the equation of the line that is parallel to 2x - 3y - 15 = 0 and that passes through the point (3,4). |
| |
|
A. |
2x - 3y + 6 = 0 |
B. |
2x + 5 - 3 = 0 |
| |
|
C. |
2x + 3y + 6 = 0 |
D. |
2x - 2y + 6 = 0 |
| |
|
Hint |
|
| |
17. |
Write the equation of the line perpendicular to 5y + 3x - 10 = 0 and that passes through the point (3,1). |
| |
|
A. |
5x + 3y - 12 = 0 |
B. |
3x + 5y - 50 = 0 |
| |
|
C. |
5x - 3y - 4 = 0 |
D. |
5x - 3y - 12 = 0 |
| |
|
Hint |
|
| |
18. |
Graph the equation  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
What is the value of y when x = 2? |
| |
|
 |
| |
|
A. |
1 |
B. |
0 |
| |
|
C. |
undefined |
D. |
2 |
| |
|
Hint |
|
| |
20. |
Which is the graph of the inequality 2x + y + 3 >0? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|