Mathematics, 02.03.2020 08:27, robert7248

An object is thrown upward from the top of an 80-foot building with an initial velocity of 64 feet per second. The height h of the object after t seconds is given by the quadratic equation h equals negative 16 t squared plus 64 t plus 80. When will the object hit the ground?

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An object is thrown upward from the top of an 80-foot building with an initial velocity of 64 feet p...