Posted by **Shawn** on Tuesday, September 10, 2013 at 10:43pm.

A hot-air balloon is rising upward with a constant speed of 2.27 m/s. When the balloon is 9.14 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?

I solve for the quadratic and get a negative?

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