Question

what is the remainder when 3^256 is divisible by 5​

Answer 1

Answer:

3^256÷5=1

Step-by-step explanation:

3^1=3

3^2=9

3^3=27 last digit 7

3^4=81 last digit 1

3^5=243 and so on...

therefore, each 4th power ends with 1 so, the remainder of this is 1

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