Tell whether the given rational expression is proper or improper.
A. improper
B. proper
Answer: B
Mathematics
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Use the graph to answer the question.
Mike decides to buy shares of companies X and Y, which were initially selling for the same price. The changes in each stock's value over 90 days are shown in the graph above. At its peak, about how much more was stock Y worth than X?
A. $65 B. $90 C. $45 D. $75
Mathematics
Subtract.(0.1x4 - 0.6x2 + 0.3) - (3.3x4 + 3.5x - 2.6)
A. -3.2x4 - 0.6x2 + 3.5x + 2.9 B. -3.2x4 - 0.3x2 - 2.3 C. -3.2x4 - 0.6x2 - 3.5x + 2.9 D. -3.2x4 - 0.6x2 - 3.5x - 2.3
Mathematics
Answer the question.For f(x) = x2 - 9 and g(x) = 2x + 3, what is the domain of 
A. 
B. 
x ? - 
C. All real numbers
D. 
x ? - 
Mathematics
Find the indicated term for the sequence.an = (4n + 5)(5n - 1) ; a5
A. 650 B. 100 C. 36 D. 600
Mathematics