9 April 2011

7 with three 2s

How can you get 7 using only three 2s. You can use plus, minus, multiply, divide, square root, factorial, decimal point, log, “to the power of” and parentheses. As many times as you want. You can also put digits together to form … let’s say 22.



Posted April 9, 2011 by Rajib Roy in category "Puzzles

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