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if a baseball is thrown vertically upward with an initial velocity of 128 ft/sec, the ball’s...

if a baseball is thrown vertically upward with an initial velocity of 128 ft/sec, the ball’s height after t seconds is s(t)=128t-16t^2

A. Find the baseball's velocity and acceleration at time t.

B. How long does it take the baseball to reach its highest point?

C. How high does the baseball go?

D. What is the velocity of the ball when it is 112 ft above the ground on the wh down?

E. What is the speed of the ball when its 112 ft above the ground on the way down?

F. How long is the baseball in the air?
Math   Calculus   
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