Solve the problem.The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function C(x) = 5x2 - 50x + 225. Find the number of automobiles that must be produced to minimize the cost.
A. 10 thousand automobiles
B. 25 thousand automobiles
C. 100 thousand automobiles
D. 5 thousand automobiles
Answer: D
Mathematics
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a. 
b. 
c. 
d. 
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Use U = universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 5, 8}, B = {2, 3, 5, 7}, and C = {1, 4, 9} to find the set.
A. {1, 2, 3, 4, 5, 6, 7, 8, 9} B. {1, 2, 3, 4, 5, 7, 8, 9} C. {1} D. {0, 2, 3, 4, 5, 6, 7, 8, 9}
Mathematics
Find all solutions to the equation.sin (cos x) = 0
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression and write the result in the form a + bi.
What will be an ideal response?
Mathematics