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  • 04-05-2017
  • Mathematics
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If an object is dropped from a height of 200 feet, the function h(t)=-16t^2+200 gives the height of the object after t seconds.Approimately,when will the object hit the ground ? A.200.00 seconds B.184.00 seconds C.3.54 seconds D. 0.78 seconds

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egenriether
egenriether egenriether
  • 11-05-2017
Set h(t) to 0.  Then 16t²=200;  t=√200/16 = 3.5355s
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