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What will be the unit digit of the squares of the number? 272

What will be the unit digit of the squares of the  number?  
272

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
2 years ago
Dear Student

The unit digit of square of a number having 'a' at its unit place ends with a×a.
The unit digitof the square of a number having digit 2 as unit’s place is4.
∴ Unit digit of the square of number 272 is equal to 4.

Thanks

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