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We have to find the no. In unit digit of given number

We have to find the no. In unit digit of given number

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Grade:10

1 Answers

Utkarsh Sharma
18 Points
6 years ago
The units digit of power keep repeating in a sequenceIn this case it is 777^777So unit digit go like7^1=77^2=97^3=37^4=17^5=7See it has started repeating after ^4So find the nearest bigger number than 777 that is divisible by 4 in this case it is 780 so 7^780=17^779=37^777=7

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