A tennis ball is dropped from a height of 15 ft. If the ball rebounds 
of its height on each bounce, how far will the ball travel before coming to rest?
??
A. 60 ft
B. 75 ft
C. 30 ft
D. 15 ft
E. 45 ft
Answer: B
Mathematics
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Find a rectangular equation for the plane curve defined by the parametric equations.x = 3t3, y = 5t2, for t in (-?, ?)
A. y = 
x2/3
B. y = 15x6
C. y = 5
3/2
D. y = 5
2/3
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Find the missing length to the nearest tenth.
A. c = 8.5 m B. c = 3.3 m C. c = 36.5 m D. c = 73 m
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Add or subtract, if possible. Assume that all variables represent non-negative values and be sure to simplify your answer.8ab
- 10a
+ 5ab
A. 3ab
B. 13ab
- 10a
C. 3a2b2
D. 13a2b2
- 10a
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