Question

Q2. The following numbers are obviously not perfect squares. Give reason.
(i) 1057
(ii) 23453
(iii) 222222
(iv) 222000

Answer 1

Answer:

1057,23453,222222 are non-perfect squares as numbers ending with 2,3,5,7 are never perfect square.

222000 is not perfect square because it has odd number of zeros(3)