find t when h(t) = 0
since that is when it hits the ground.
h(t) = 3.5 + 22.5t - 16t^2
and geez, type fractions normally, wouldya?
as in 22.5 ft/s
Barbara serves the volleyball to Rhonda with an upward velocity of 22.5ft/s
22.5
ft
/
s
. The ball is 3.5
3.5
feet above the ground when she strikes it. How long does Rhonda have to react, before the volleyball hits the ground? Round your answer to two decimal places.
1 answer