Arock was dropped from a platform on a tower 55 feet above a lake. the rock landed on the bottom of the lake, which was 21 feet under the surface of the lake. where was the rock when it had fallen halfway?

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1