SOLUTION: A volleyball is hit upward by a player in a game. The height (h) (in feet) of the volleyball after (t) seconds is given by the functin {{{ h=-16+30t+6. What is the maximum height

Question 239117: A volleyball is hit upward by a player in a game. The height (h) (in feet) of the volleyball after (t) seconds is given by the functin h=-16+30t+6.
What is the maximum height on the volleyball?
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
I think you meant (please check)

.
If so, finding the vertex gives you your solution.
Axis of symmetry = -b/2a
Axis of symmetry = -30/2(-16)
Axis of symmetry = -30/-32
Axis of symmetry = 15/16
.
Height, then when t = 15/16:

h = 20.06 feet

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