25 point
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) = -16x^2 - 4x + 382. How long after the rock is thrown is it 340 feet
from the ground? *
2.256 seconds
1.50 seconds
3.324 seconds
0.236 seconds