You need to construct an open-top rectangular box with a square base that must hold a volume of exactly 800 cm3. the material for the base of the box costs 5 cents/cm2 and the material for the sides of the box costs 7 cents/cm2. find the dimensions for a box that will minimize the cost of the materials used to construct box.

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step-by-step explanation:

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis:

step-by-step explanation: