[ February 25, 2007 ]
he can't seem to remember the answer !
The question is as follows :
Use the digit '2' only three times to make 1 2 3 4 5 6 7 8 9
A friend of Michael got the question from his math teacher, but it's
too hard to figure out. The actual answer is pretty long to write out,
but here's a demonstration of how to get it :
Try these on the calculator (you can see the image hereunder).
| A000170 Prime Curios! Prime Puzzle |
Wikipedia 170 Le nombre 170
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