A person standing close to the edge on top of a 114-foot building throws a ball vertically upward. The quadratic function; h(t)= -16t^2 + 128t + 143 Models the balls height above ground, h(t), in feet, t seconds after it was thrown. A) what is the maximum height of the ball? ______feet B) how many seconds does it take until the ball hits the ground? ______seconds

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