A company makes three sizes of cardboard boxes: small,

Last updated: 8/10/2022

A company makes three sizes of cardboard boxes: small, medium, and large. It costs $3.50 to make a small box, $5.00 for a medium box, and $5.50 for a large box. Fixed costs are $8000. (a) Express the cost of making x small boxes, y medium boxes, and a large boxes as a function of three variables: C= f(x, y, z). f(x, y, z)= (b) Find (6000, 9000, 8000). Interpret your answer. It costs the company $ to make 6000 small boxes, 9000 medium boxes, and 8000 large boxes. (c) What is the domain of f? x≥0, -∞≤y≤∞, z≥0 -∞≤x≤∞, -∞≤y≤∞, x≤0, y ≤0, z≥0 x≥0, y ≥0, z≥0 -∞≤x≤∞, y≥0, z≥0