Solve.The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function C(x) = 3x2 - 18x + 72. Find the number of automobiles that must be produced to minimize the cost.
A. 6 thousand automobiles
B. 3 thousand automobiles
C. 9 thousand automobiles
D. 45 thousand automobiles
Answer: B
Mathematics
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-1
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Graph the inequality.y ? 9 
A. 
B. 
C. 
D. 
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List all the elements of B that belong to the given set.B = {3, 
, -15, 0, 
, - 
, 7.9, 
, 16?, 0.166166166....}Integers
A. 3, 0, 
B. 3, -15, 0, 
C. 3, -15, 0
D. 3, 0
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Solve the formula for the specified variable.P = s1 + s2 + s3 for s3
A. s3 = s1 + s2 - P B. s3 = s1 + P - s2 C. s3 = P + s1 + s2 D. s3 = P - s1 - s2
Mathematics