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. What will be the unit digit of the squares of the following numbers? i. 81 ii. 272 iii. 799
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Harshit Singh , 4 Years ago
Grade 12th pass
anser 1 Answers
Chetan Jaiswal
Hello! 
 
  1. 81 : (1*1=1), so the units digit of the square of 81 will be 1
  2. 272 : (2*2=4), so the units digit of the square of 272 will be 4
  3. 799 : (9*9=81), so the units digit of the square of 799 will be 1
Thanks!
Last Activity: 4 Years ago
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