Use your calculator to solve the problem.When a ball with coefficient of restitution e is dropped from a height h meters onto a large flat surface, the time t from the first impact until the ball stops bouncing is given by t = 
seconds. Find the time it takes a ball with coefficient of restitution 0.28 to stop bouncing if it is dropped from a height of 79.3 centimeters. (Round to the nearest tenth.)
A. 22.4 seconds
B. 2.1 seconds
C. 20.7 seconds
D. 2.2 seconds
Answer: D
Mathematics
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Determine if the series converges or diverges. If the series converges, find its sum.
A. diverges
B. converges; 
C. converges; 
D. converges; 
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
Answer the question.List the first four multiples of 5 and of 2
A. 5, 25, 125, 625; 2, 4, 8, 16
B. 5, 10, 15, 20; 2, 4, 6, 8
C. 5, 
, 
, 
; 2, 1, 
, 
D. 25, 30, 35, 40; 10, 12, 14, 16
Mathematics
Determine whether the pair of triangles is congruent by the SAS property.
A. Yes B. No
Mathematics