Mathematics, 28.06.2019 18:00 laurydamas2002
An object is thrown upward at a speed of 171 feet per second by a machine from a height of 17 feet off the ground. the height h of the object after t seconds can be found using the equation h = − 16t^2 + 171t + 17 when will the height be 307 feet? when will the object reach the ground?
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