Mathematics, 18.10.2019 13:00 jbainbynn3198

Aball is thrown from an initial height of 2 meters with an initial upward velocity of 20 m/s. the ball's height h (in meters) after t seconds is given by h=2+20t-5t^2. find all values of t for which the ball's height is 12 meters. round your answers to the nearest tenth of a second.

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Aball is thrown from an initial height of 2 meters with an initial upward velocity of 20 m/s. the ba...

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