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If an object is dropped from a height of 198 feet, the function h(t)=-16t^2 +198 gives the height of the object after t seconds. When will the object hit the ground?

 Feb 14, 2021
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h = 0 when it hits the ground

 

0 = -16t^2 + 198       t^2 = 198/16     t = 3.52 seconds

 Feb 14, 2021

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