Question

find which of the following numbers are not perfect square and give reason

612, 697 ,428, 963 ,5000, 324,5479,441,2916,3549,2048

Answer 1

612 ,697 ,428 ,963 ,5479 , 3549 ,2048
The unit digit should not be either of these -2,3,7,8
Digit sum of digit root should either of these -1,7,4,9..

Answer 2

Hey!!!
Your answer is here
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(numbers which ends with 2,3,7,8 are not perfect square)

•612- It is not a perfect square because it ends with 2.
•697- It is not a perfect square because it ends with 7.
•428- It is not a perfect square because it ends with 8.
•963- It is not a perfect square because it ends with 3.
•5000-It is not a perfect square because it has odd numbers of zero.
•324- It is a perfect square with its square root 18.
•5479- It is not a perfect square because it is a prime no.
•441- It is a perfect square with its square root as 21.
•2916- It is a perfect square with its square root 54.
•3549- It is not a perfect square.
•2048-It is not a perfect square because it ends with eight.
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