Solve the compound inequality. Express the solution using interval notation or state that there is no solution.-3x + 1 ? 7 or 6x + 3 ? -21
A. [-2,?)
B. [-4,?)
C. [-4,-2]
D. (-?,?)
Answer: D
Mathematics
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Solve the problem.The stem and leaf plot depicts the scores earned on individual driver tests in the month of July. 
Units 10|0 = 10 0 pointsHow many people scored fewer than 50 points?
A. 11 B. 76 C. 8 D. 10
Mathematics
Determine the vertex of the parabola.f(x) = x2 - 6x + 15
A. (0, 6) B. (3, 6) C. (3, 0) D. (6, 3)
Mathematics
Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. Eight times a number is 15 more than three times that number.
A.
| 8x = 3(x + 15); | 9 |
B.
| 8 + x = 3x + 15; | -  |
C.
| 8x = 3x + 15; | 3 |
D.
| 8x + 15 = 3x; | - 3 |
Mathematics
Find the standard form of the equation of the hyperbola with the given characteristics.
focies: (±4,0), asymptotes: 
A. 
B. 
C. 
D. 
E. 
Mathematics