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physics please help !

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A helicopter is ascending vertically with a speed of 5.20m/s . At a height of 110m above the Earth, a package is dropped from a window.
How much time does it take for the package to reach the ground? [Hint: for the package equals the speed of the helicopter.]

  • physics please help ! - ,

    height = 110 + 5.5 t - 4.9 t^2 = 0

    Solve that quadratic equation for t. Take the positive solution.

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