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. What will be the unit digit of the squares of the following numbers? iii. 799

. What will be the unit digit of the squares of the following numbers?  iii. 799 

Grade:12th pass

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

The unit digit of square of a number having 'a' at its unit place ends with a×a.


iii.The unit digit of the square of a number having digit 9 as unit’s place is1.∴ Unit digit of the square of number 799 is equal to1.

Thanks

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