Question 375746
Cost of production of x units = x^2+20x+700.
sales from 100 units = 100x
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BREAK EVEN
when both are same
x^2+20x+700= 100x
x^2-80x+700=0
x^2-70x-10x+700=0
x(x-70)-10(x-70)=0
(x-70)(x-10)=0
x= 10 OR 70
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More than 10 units & less than 70 units must be manufactured to make a profit
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m.ananth@hotmail.ca