alexandrathebomb alexandrathebomb

23-09-2016
Mathematics

contestada

The height , H , in feet of an object above the ground is given by h(t)=-16t^2+64t+190 , where t is the time in seconds . What is the height of the object after 2 seconds

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nobillionaireNobley nobillionaireNobley

30-09-2016

After 2 seconds.
h(2) = -16(2)^2 + 64(2) + 190 = -16(4) + 128 + 190 = -64 + 128 + 190 = 254 feet

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