An object is launched from ground level with an initial velocity of 120 meters per second. For how long is the object at or above 500 meters (rounded to the nearest second) ? The equation that models the path of the object is y = - 4.9^t2 + 120t.
A) 11 seconds
B) 12 seconds
Eliminate
C) 13 seconds
D) 14 seconds
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