The volume of a cylinder is 4x? cubic units and its height is x units.
Which expression represents the radius of the cylinder, in units?
2x
4x
2008
Arix?
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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