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Mathematics, 18.03.2021 01:40 arielpraczko1

Please help asap, and give explanation A rock is thrown from the top of a tall building. The distance, in feet, between the rock and the ground x seconds after it is thrown is given by f(x) = -16x² - 4x + 382 How long after the rock is thrown is it 100 feet from the ground?
a.3.25
b.-4.325
c.-3.5
d.4.075

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