A ball is thrown from an initial height of 3 feet with an initial upward velocity of 38 ft/s. The ball’s height h (in feet) after t seconds is given by the following.

H=3+38t-16t^2

Find all values of t for which the ball’s height is 17 feet.

Round your answer to the nearest hundredth. (If there is more than one answer, use the “or” button.)