The unit's digit of $2^{2025}$ is
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → 2 **
$2^{2025}$ has a units-digit cycle of length $4$: $2,4,8,6$. Since $2025\equiv1\pmod{4}$, the units digit is $2$.
The unit's digit of $2^{2025}$ is
Correct answer: option 2
The correct answer is Option (2) → 2 **
$2^{2025}$ has a units-digit cycle of length $4$: $2,4,8,6$. Since $2025\equiv1\pmod{4}$, the units digit is $2$.