Mathematics, 16.10.2021 21:50 721345

a rocket is launched from atop of a cliff. Its height h (in ft) at time t (in sec) is h=-16t^2+1105+69 How long will it take the rocket to hit the ground (i. e. when h=0) after it is launched

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a rocket is launched from atop of a cliff. Its height h (in ft) at time t (in sec) is h=-16t^2+1105+...

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