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2024 AMC 10A Question 15

AMC10 · 2024 AMC 10A

Question 15

Let $M$ be the greatest integer such that both $M + 1213$ and $M + 3773$ are perfect squares. What is the units digit of $M?$
  1. $1$
  2. $2$
  3. $3$
  4. $6$
  5. $8$