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Mathematics, 08.10.2021 02:50 sbelgirl2000

A stone is launched into the air from a height of 240 feet. The height, h, of the stone, in feet, 1 seconds after launch is given by the formula h = - 168 + 32+ + 240. After how long will the stone hit the ground?

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A stone is launched into the air from a height of 240 feet. The height, h, of the stone, in feet, 1...
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