Mathematics, 19.04.2021 03:00 hii4199

None of the answers here are helpful. Please help me... A ball is launched into the sky at 54.4 feet per second from a 268.8-meter tall building. The equation for the ball’s height, h, at time t seconds is h = -3.2t2 + 54.4t + 268.8. When will the ball strike the ground?

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