SOLUTION: a tennis ball is projected upward at a speed of 96 feet per second. What is the maximum height that it reaches?

Question 50357: a tennis ball is projected upward at a speed of 96 feet per second. What is the maximum height that it reaches?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a tennis ball is projected upward at a speed of 96 feet per second. What is the maximum height that it reaches?
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height = -16t^2+96t
This is a quadratic with a=-16 and b=96
The maximum point occurs at t=-b/2a= 96/32=3 seconds
At that time height = -16(3^2)+96(3)= 148.75 ft.
Cheers,
Stan H.
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