Asked by chelsea

A building is 862 feet tall. Use the function h(t) = 16t2 to approximate how long it would take an object to fall from the top.

Round to the nearest tenth.

Hint: h is your height.
Answered by Reiny
So you are solving
16t^2 = 862
t^2 = 53.875
t = √53.875 = appr. 7.3 seconds
Answered by chelsea
t =~ 7.3 seconds. Thank you that the same answer that I got.
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