yiannisvakis yiannisvakis

30-03-2018
Mathematics

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Demonstrate that the digits of a perfect square cannot add to 2, 3, 5, 6, or 8.

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AKuangs AKuangs

30-03-2018

4 cannot add to any of those numbers. Neither can 1, 9, or 16. This is because whenever the digits are added, they add up to larger numbers.

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