Question

The squares of which of the following would
be even/odd numbers :
(i) 172
(ii) 181
(iii) 984
(iv) 583
(vi) 855
(viii) 897
(v) 696
(vii) 548​

Answer 1

Answer:

1 ans is

$2 \sqrt{43}$

2ans is 181 is a prime no. so it doesn't contain any square