Question

From the following, pick out the numbers that are not perfect squares. (i) 4.41 (ii) 123 (iii) 1567 (iv) 1,60,000​

Answer 1

Answer:

123 and 1567 r not perfect squares

since any number's square don't have 3 or 7 at unit's place.

4.41 = 2.1^2 and 160000 = 400^2