Solve.Ron throws a ball straight up with an initial speed of 70 feet per second from a height of 3 feet. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the maximum height of the ball?
A. x = 0 and y = -16t2 + 40t + 6
5.284 sec, 1.25 sec,
25 feet
B. x = 0 and y = -16t2 + 40t + 6
2.34 sec, 1.25 sec,
5.99 feet
C. x = 0 and y = -16t2 + 40t + 6
4.679 sec, 1.25 sec,
181.21 feet
D. x = 0 and y = -16t2 + 40t + 6
2.642 sec, 1.25 sec,
31 feet
Answer: D
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