3. a)What is the volume of a box where the length of the box is three times the width? (See diagram)? Your answer will be in terms of x and y. 3x | b) What is the surface area of the box where the length is three times the width. (see diagram)? Your answer will be in terms of both x and y. c) A rectangular box with a volume of 12 cubic meters where the length is three times the width. Express the surface area of the box as a function of the length of a side of the base, x.

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