Harshit Singh
Last Activity: 3 Years ago
Dear Student
The unit digit of square of a number having 'a' at its unit place ends with a×a.
ix. The unit digit of the square of a number having digit6 as unit’s place is6.∴ Unit digit of the square of number 12796 is equal to 6.
x.The unit digit of the square of a number having digit 5 as unit’s place is5.∴ Unit digit of the square of number 55555 is equal to 5
Thanks