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SEAMO 2027 - Paper F - SET 10 - Self-study Question 16

SEAMO · SEAMO 2027 - Paper F - SET 10 - Self-study

Question 16

Find the remainder when $3^{2021}$ is divided by 31.
  1. 13
  2. 16
  3. 18
  4. 30
  5. None of the above