Ashipping company offers various sized shipping boxes to its customers. some of these boxes are cube-shaped, with equal height, width, and depth. as part of an upcoming sales promotion, the company will offer two cube-shaped boxes for the price of one.
a. write an expression to represent the total volume of two different sized boxes as a sum of cubes if one of the boxes has sides with a length of 1 foot and the other has sides with a length of x feet.
b. factor the sum of cubes.
c. calculate the total volume of the two boxes if x = 3 feet.