I have seen this small equality used in a proof that I was reading and I wanted to show that it is true. It seems like an easy problem but I didn't know how to start. Can you show me how is it true?
2026-04-04 16:54:31.1775321671
How to show that $(a \text{ } mod \text{ } m)^2 \text{ } mod \text{ } m = a^2 \text{ } mod \text{ } m$?
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