SOLUTION: Hi guys I need some help with this question, can you please put as many steps as possible on this? The height 'h' (in metres) above the ground of a baseball depends upon the tim

Question 920949: Hi guys I need some help with this question, can you please put as many steps as possible on this?
The height 'h' (in metres) above the ground of a baseball depends upon the time 't' (in seconds) it has been in flight. Cameron takes a mighty swing, but hits a bloop single whole height is described approximately by the equation

a) how long is the ball in the air?
b) The ball reaches its maximum height after how many seconds of flight?
c) What is the maximum height?
Thank you!
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
h = -16t^2 + 80t = t(-16t + 80)
a) 0 = t(-16t + 80), t = 5 sec
.....
Note: 5/2 = and 100 = 16(25/4)
h = -16(t-5/2)^2 + 100
b) 2.5 sec
c) 100m
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