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Mathematics, 30.09.2019 17:20 julio003620

A high-rise condominium building is 402 feet high. suppose that a ball is projected upward from the top and its position s in feet above the ground is given by the equation s equals negative 16 t squared plus 85 t plus 402, where t is the number of seconds elapsed. how long will it take for the ball to reach a height of 450 feet above the ground?

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