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- Feb 14, 2012
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Positive real numbers are arranged in the form:
\(\displaystyle 1 \;\;\; 3 \;\;\; 6 \;\;\;10 \;\;\; \cdots\)
\(\displaystyle 2 \;\;\;5 \;\;\;9 \;\;\; \cdots\)
\(\displaystyle 4 \;\;\;8 \;\;\; \cdots\)
\(\displaystyle 7 \;\;\; \cdots\)
Find the number of the line and column where the number 2002 stays.
\(\displaystyle 1 \;\;\; 3 \;\;\; 6 \;\;\;10 \;\;\; \cdots\)
\(\displaystyle 2 \;\;\;5 \;\;\;9 \;\;\; \cdots\)
\(\displaystyle 4 \;\;\;8 \;\;\; \cdots\)
\(\displaystyle 7 \;\;\; \cdots\)
Find the number of the line and column where the number 2002 stays.