SOLUTION: Describe a situation that could be modeled by a linear function but NOT direct variation.

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Question 388344: Describe a situation that could be modeled by a linear function but NOT direct variation.
Answer by robertb(5830)   (Show Source): You can put this solution on YOUR website!
The good ol' total cost function for one product C = mq + f, where q = no. of quantity of the product made, m = the unit cost for the product, and f = fixed cost in making the product. Here we are under the assumption that it always requires some amount of money to carry out production.
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