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Mathematics, 21.07.2019 23:00 aisha82

Aball is thrown downward from the top of a 190-foot building with an initial velocity of 21 feet per second. the height of the ball h after t seconds is given by the equation h equals negative 16 t squared minus 21 t plus 190. how long after the ball is thrown will it strike the ground?

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Aball is thrown downward from the top of a 190-foot building with an initial velocity of 21 feet per...

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