The area of a square with sides of 2 feet is 4 square feet. the area of a square with sides of 4 feet is 16 square feet. what equation fits this data?
choices

y=4x
or
y=x+2
or
y=x squared
or
y=2x

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