Problema Solution
If the cost,C, manufacturing x units of a certain product is given by C=x^2+15x+45, find the number units manufactured at the cost of $8145
Answer provided by our tutors
C(x) = x^2+15x+45
C(x) = 8145
x = ?
x^2+15x+45 = 8145
by solving we find
x = 82.81
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since x>0 and x is integer we conclude that $8145 are enough to produce 82 units.