A person standing close to the edge on top of a 108-foot building throws a ball vertically upward. The quadratic function h(t) =

Question

A person standing close to the edge on top of a 108-foot building throws a ball vertically upward. The quadratic function h(t) = − 16t² + 132t + 108 models the ball's height about the ground, h(t), in feet, t seconds after it was thrown.
a) What is the maximum height of the ball?
b) How many seconds does it take until the ball hits the ground?

Kunduz · Accepted Answer

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