Question

23670 s not a perfect square. Give reasons :​

Answer 1

Answer:

Therefore 23453 is not a perfect square because its unit's place digit is 3. (iii) Since, perfect square numbers contain their unit's place digit 0, 1, 4, 5, 6, 9 and even number of 0. ... (vii) Since, perfect square numbers contain their unit's place digit 0, 1, 4, 5, 6, 9 and even number of 0.

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Answer 2

Perfect squares can not have odd number of zeros at the end.

As, the number 23670 is having only one zero at the end, so it can not be a perfect square.