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What could be the possible ‘one’s’ digits of the square root of each of the following numbers? 657666025

What could be the possible ‘one’s’ digits of the square root of each of the following numbers? 
657666025 

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
3 years ago
Dear Student

We know that the unit’s digit of the square of a number having digit as unit’splace 5 is 5.
∴ Unit’s digit of the square root of number 657666025 is equal to 5.

Thanks

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