Question

What is the last digit of 5 to the power of 2020

Answer 1

Answer:

5. any power to 5 takes unit digit 5

Answer 2

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Answer:

the last digit of 5 to the power of 2020 is 25 because 5^6=78125 you will observe that any number will have 25 as the last two digits. And the pattern will repeat till 5^100. Hence the last two digit will be 25.

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