Grade 12th pass8 grade maths
. What will be the unit digit of the squares of the following numbers? i. 81 uk,dtkyt
. What will be the unit digit of the squares of the following numbers? i. 81
uk,dtkyt
1 Answer
Harshit Singh
Dear Student
The unit digit of square of a number having 'a' at its unit place ends with a×a.
i.The unit digit of the square of a number having digit 1 as unit’s place is1.∴ Unit digit of the square of number 81 is equal to 1.
Thanks
The unit digit of square of a number having 'a' at its unit place ends with a×a.
i.The unit digit of the square of a number having digit 1 as unit’s place is1.∴ Unit digit of the square of number 81 is equal to 1.
Thanks
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