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. What will be the unit digit of the squares of the following numbers? viii. 99880 ix. 12796 x. 55555 gyklutld7tdltld

. What will be the unit digit of the squares of the following numbers?  viii. 99880 ix. 12796 x. 55555 
gyklutld7tdltld

Grade:12th pass

1 Answers

Harshit Singh
askIITians Faculty 5959 Points
15 days ago
Dear Student

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

viii.The unit digit of the square of a number having digit 0 as unit’s place is01.∴ Unit digit of the square of number 99880 is equal to 0.

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

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