Mathematics, 23.07.2020 01:01 emocow

A person standing close to the edge on top of a 28-foot building throws a ball vertically upward. The quadratic function h ( t ) = − 16 t 2 + 108 t + 28 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?

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A person standing close to the edge on top of a 28-foot building throws a ball vertically upward. Th...