?The ordering and transportation cost C of the components used in manufacturing a product is given by 
where C is measured in thousands of dollars and x is the order size in hundreds. Find the order size that minimizes the cost. Round your answer to the nearest unit.
?
A. ?58 hundreds
B. ?56 hundreds
C. ?53 hundreds
D. ?55 hundreds
E. ?60 hundreds
Answer: B
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Determine all values for the digit d that make the first number divisible by the second number. If none exist, so state. 4,3d1 is divisible by 3.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.An arch for a bridge over a highway is in the form of a semiellipse. The top of the arch is 35 meters above ground. The main span is 69.71 meters wide. Write an equation for the ellipse in which the x-axis coincides with the ground and the y-axis passes through the center of the arch.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Factor.18m9 - 12m5 + 30m2
A. m2(18m7 - 12m3 + 30) B. No common factor C. 6m2(3m7 - 2m3 + 5) D. 6(3m9 - 2m5 + 5m2)
Solve the problem.Evaluate 
by expanding across the second row. Show all your work.A = 
What will be an ideal response?