Problema Solution
If the cost,C, manufacturing x units of a certain product is given by C=x^2+20x+70, find the number units manufactured at the cost of $9970
Answer provided by our tutors
C(x) = x^2+20x+70
C(x) = 9970
x = ?
x^2+20x+70 = 9970
by solving we find
x = 90 units
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there are 90 units manufactured at the cost of $9970.