A ball is thrown from an initial height of 3 meters with an initial upward velocity of 9 m/s. The ball's height h (in meters) after seconds is given by the following
h= 3 +91-512
Find all values of 1 for which the ball's height is 6 meters.
Round your answer(s) to the nearest hundredth.
(If there is more than one answer, use the "or" button.)