Mathematics, 15.01.2022 23:10, sophiaa23

A ball is thrown from an initial height of 2 meters with an initial upward velocity of 20/ms. The ball's height h (in meters) after t seconds is given by the following. h=2+20t-5t^2
Find all values of t for which the ball's height is 7 meters.
Round your answer(s) to the nearest hundredth.
(If there is more than one answer, use the "or" button.)

Answers: 2

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A ball is thrown from an initial height of 2 meters with an initial upward velocity of 20/ms. The ba...