Question: A small cuboid box has a rectangular base of length 3x cm and width x cm, where x > 0. The height is y cm,

A small cuboid box has a rectangular base of length 3x cm and width x cm, where x > 0. The height is y cm, where y > 0.

The sum of the length, width and height is 12 cm.

1.) Write down an expression for y in terms of x.

2.) The volume of the box is V cm^3. Find an expression for V in terms of x.

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