Question

What are the possible one’s digit of perfect square numbers?​

Answer 1

The possible digit at one's place of the square root of: (i) 9801 can be 1 or 9. (ii) 99856 can be 4 or 6.

Answer 2

Answer:

Possible one's digit of a perfect square number may be 0. 1, 4, 5, 6, and 9