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Ruiz Kelley
05/08/2023 · High School

A person standing close to the edge on top of a 72 -foot building throws a ball vertically upward. The quadratic function \( h(t)=-16 t^{2}+84 t+72 \) models the ball's height above 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? Next Question seconds

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a) The maximum height of the ball is 182.25 feet. b) It takes 6 seconds for the ball to hit the ground.

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