Solve the problem.The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function C(x) = 3x2 - 30x + 200. Find the number of automobiles that must be produced to minimize the cost.
A. 15 thousand automobiles
B. 10 thousand automobiles
C. 125 thousand automobiles
D. 5 thousand automobiles
Answer: D
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Solve the problem. If necessary, refer to the table below.?Monthly Payments to Repay Principal and Interest on a $1000 Mortgage Term of Mortgage (Years)
Constance Hairston obtains a 25-year, $125,250 mortgage at 9% on a house selling for $150,000. Her monthly payment, including principal and interest, is $1051.09. How much of the total cost will be interest?
A. 58.5% B. 60.3% C. 39.7% D. 62.5%
Add the numbers.88 + 17
A. 105 B. 104 C. 106 D. 95
Provide an appropriate response.To graph 
on a graphics calculator, we must consider the union of the graphs of the two functions. 
and 
. Using the graph of 
, explain (a) how the solution set of 
can be determined
graphically and (b) how it relates to the domain of the hyperbola.
What will be an ideal response?
Solve the system of equations by the substitution method.
A. (24, -6) B. (-6, 24) C. infinite number of solutions D. no solution