A ball is thrown from an initial height of5 feet with an initial upward velocity of 17 ft/s. The ball's heighth (in feet) aftertseconds is given by the following.

h= 5 + 17t - 16t²

Find all values oftfor which the ball's height is9 feet.

Round your answer(s) to the nearest hundredth.

(If there is more than one answer, use the "or" button.)

Answer

t=________ seconds