Mathematics, 20.09.2019 02:30, ashantiwilliams11120

Aball is thrown in the air from a ledge. its height in feet is represented by
f(x) = –16(x2 – 6x – 7), where x is the number of seconds since the ball has been thrown. the height of the ball is 0 feet when it hits the ground.
how many seconds does it take the ball to reach the ground?

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Aball is thrown in the air from a ledge. its height in feet is represented by
f(x) = –16(x2 –...