Question icon
Grade 12th passAlgebra

Without doing any calculation, find the numbers which are surely not perfect squares.
408

Profile image of Harshit Singh
5 Years agoGrade 12th pass
Answers icon

1 Answer

Profile image of Harshit Singh
5 Years ago
Dear Student

We know that natural numbers ending with the digits 0, 2, 3, 7 and 8 are not perfect square.​
408⟹Ends with 8
∴, 408 is not a perfect square

Thanks