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\leftline{Mathematics 242 -- Principles of Analysis}
\leftline{Definitions Quiz 9 -- April 25, 2014}
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\leftline{Your Name: $\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ }$}
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A) (5) {\it Define:}  The {\it sequence} $\{x_n\}$ of real numbers converges to $a \in {\bf R}$.     
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B) (5) What does it mean to say that the {\it infinite series} $\sum_{n=1}^\infty a_n$
converges?  
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