my teacher wants us to convince her that 121 is a square number no matter in what base it is written. how do i do that?

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- Oct 19th 2006, 12:24 PM #1

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- Oct 19th 2006, 02:58 PM #2

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- Oct 19th 2006, 03:03 PM #3

- Oct 19th 2006, 03:14 PM #4

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