If a ball is thrown directly

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If a ball is thrown directly upward with a velocity of 24 ft/s, its height (in feet) after t seconds is given by y = 24t − 16t2. What is the maximum height attained by the ball? (Round your answer to the nearest whole number.)

 ft
Mar 22nd, 2015

the maximum height is attained after 24/(2*16) = 0.75 s and equals y = 24*0.75 - 16*0.75^2 = 9 ft.

Mar 22nd, 2015

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Mar 22nd, 2015
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Mar 22nd, 2015
Sep 19th, 2017
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