Question

Just by looking at the following numbers, give reasons why they are not perfect squares.
() 4893
(ii) 65000
(iii) 4422
(iv) 89138
(v) 150087​

Answer 1

Answer:

perfect squares end with 0,1,4,5,6,9

so 1),3),4),5) r not perfect squares

2) one ends with odd no. of zeros so it is not a perfect square