Mathematics, 28.09.2019 06:20 gatrellesse8407
An object falls from a height of 400 feet. its height, h, in feet is given by the equation h=-16t^2+400 , where t is the time in seconds the object has fallen. how many seconds will it take for the object to reach the ground?
a.
1/5
b.
5
c.
20
d.
25
Answers: 1
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