Write the numeral in the following problem as a decimal numeral. By decimal numeral, we mean the system we use in everyday arithmetic.
?
DCCIX
?
A. 709
B. 48
C. 1,997
D. 2,001
E. 719
Answer: A
Mathematics
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Find the values of x for which the function is continuous.
?
?
A. 
B. 
C. 
D. 
Mathematics
A newspaper article discussing whether Social Security could be cut offered the information shown in figure. Use the information in these graphs to answer the question.
There seems to be an error in one of the three line graphs. What is it?
A. Only one line at the bottom B. The line graph at right begins at 1960 C. The line graph at right begins at 50 rather than 0 D. The lines are too close at the top left graph E. There are no errors
Mathematics
Find the dot product v ? w.v = i + j and w = i + j - k
A. 1 B. 3 C. 2 D. -2
Mathematics
Solve the exponential equation. 
x = 81 - x
A. 0.810 B. -2.890 C. 0.610 D. 1.639
Mathematics