Find the remainder when 3^146 is divided by 10.
Note
Reduce the base modulo 10 and use cyclic powers. This gives 3^146 ≡ 9 (mod 10).
Find the remainder when 3^146 is divided by 10.
Reduce the base modulo 10 and use cyclic powers. This gives 3^146 ≡ 9 (mod 10).