SOLUTION: The cost C(x) of serving x customers is given C(x)=2x^2+70x+812 dollars. If $2312 is spent serving customers, how many customers are served?

Question 133091: The cost C(x) of serving x customers is given C(x)=2x^2+70x+812 dollars. If $2312 is spent serving customers, how many customers are served?
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Given: C(x)=2x^2+70x+812 is the model. And $2312 is spent.

Set each factor equal to 0, yeilds x=15 or x=-50
Since one cannot feed -50 customers, the only reasonable answer is 15 customers.
Check you answer.

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