Mathematics

25 July, 01:26

A ball is thrown from an initial height of 3 feet with an initial upward velocity of 30 ft / s. The ball's height

h (in feet) after t seconds is given by the following.

h = 3+30t-16t^2. Find all values of t for which the ball's height is 11 feet.

Round your answer (s) to the nearest hundredth.

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

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