Mathematics, 07.04.2021 19:20 courtney3652

A model rocket is launched from the roof of the school building. Its flight path is modeled by h (u) = -5x^2 +15x +32 where h is the height of the rocket above the ground in feet and x is the time after the launch in minutes. How long was the rocket in the air before crashing into the ground? Round to the
nearest tenth

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