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Without doing any calculation, find the numbers which are surely not perfect squares. 153

Without doing any calculation, find the numbers which are surely not perfect squares. 153 

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

We know that natural numbers ending with the digits 0, 2, 3, 7 and 8 are not perfect square.
153⟹Ends with 3.
∴, 153 is not a perfect square

Thanks

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