Posted by please..anyone help!! on Monday, March 18, 2013 at 3:01am.
C(x)=x^2−20x+111 represents the total cost, in dollars, to produce x gallons of paint. How many gallons of paint should be produced to minimize the total cost?

easy algebra!  Stranger, Monday, March 18, 2013 at 3:07am
10
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