Mathematics
Give reason to show that none of the numbers given below is a perfect square.
(i) 2162
(ii) 6843
(iii) 9637
(iv) 6598
Sq & Sq Roots
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Answer
According to the property of square numbers, a number having 2, 3, 7 or 8 in its unit's place is never a perfect square.
∴ (i) 2162, (ii) 6843, (iii) 9637 and (iv) 6598 are not perfect square.
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