The side length, s, of a cube is x – 2y. if v = s3, what is the volume of the cube? x3 – 6x2y 12xy2 – 8y3 x3 6x2y 12xy2 8y3 3x3 – 6x2y 12xy2 – 24y3 3x3 6x2y 12xy2 24y3