Find the ordered pair for the vertex.y = 4x2 - 8x - 1
A. (1, -5)
B. (5, -1)
C. (-1, 5)
D. (-5, 1)
Answer: A
Mathematics
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Express the number in scientific notation.270,000
A. 2.7 x 106 B. 2.7 x 105 C. 2.7 x 10-6 D. 2.7 x 10-5
Mathematics
Solve the inequality by using the method of your choice. State the solution set in interval notation and graph it.x2 + 12x + 20 ? 0
A. (-?, -10] ? [-2, ?)
| -10? | -2 |
B. (-?, -4] ? [10, ?)
| -4 | 10 |
C. (-?, -2] ? [10, ?)
| -2 | 10 |
D. (-?, 2] ? [10, ?)
| 2? | 10 |
Mathematics
Find the reciprocal.
A. 
B. 13
C. 
D. 
Mathematics
Solve.A ball is dropped from a height of 4.0 m. On each upward bounce the ball returns to 
of its previous height. Find the total vertical distance the ball travels before coming to rest.
A. 16.0 m B. 29.0 m C. 28.0 m D. 31.1 m
Mathematics