Solve the problem.A ball dropped from the top of a building has a height of s = 256 - 16t2 meters after t seconds. How long does it take the ball to reach the ground? What is the ball's velocity at the moment of impact?
A. 4 sec, -128 m/sec
B. 8 sec, -64 m/sec
C. 4 sec, 128 m/sec
D. 16 sec, -512 m/sec
Answer: A
Mathematics
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What will be an ideal response?
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Find the probability.What is the probability that the arrow will land on an odd number?
A. 
B. 0
C. 
D. 1
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Solve.x3 + 64
A. -4, 1 ± i
B. -4, 2 ± 2i
C. 4, -1 ± i
D. 4, -2 ± 2i
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Solve the problem.Find the surface area S of a rectangular box with length 5 ft, width 3 ft, and height2 ft.
A. 31 ft2 B. 56 ft2 C. 62 ft2 D. 72 ft2
Mathematics