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HKIMO 2026 Grade 9 National Preliminary Set 01 Question 14

HKIMO · HKIMO 2026 Grade 9 National Preliminary Set 01

Question 14

Find the last digit of $3^{2019}+4^{2020}+5^{2021}$.
  1. 8
  2. 2
  3. 5
  4. 4