SOLUTION: The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function C(x) = 3x^2 - 12x + 28. Find the number of automobiles that must be pro

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Question 624807: The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function C(x) = 3x^2 - 12x + 28. Find the number of automobiles that must be produced to minimize the cost.
a) 2 thousand automobiles
b) 4 thousand automobiles
c) 6 thousand automobiles
d) 16 thousand automobiles

Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
Solution:
x-coordinate of the minimum is: 12/2(3) = 2
Answer: a) 2 thousand automobiles
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