Difference between revisions of "AoPS Wiki:Problem of the Day/September 5, 2011"
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− | 2+2 | + | Find |
+ | <cmath>2\left(1+\frac{1}{2}+\frac{1}{4}+\frac{1}{8}+\frac{1}{16}+\frac{1}{32}+\frac{1}{64}+\frac{1}{128}+\cdots\right).</cmath> | ||
+ | <noinclude>[[category:Problem of the Day]]</noinclude> |
Latest revision as of 08:26, 7 September 2011
Find