Question

Write four numbers, which you candecide only by observing their one's digit that they are not square numbers?

Answer 1

Answer:

7,17,37,13,23,18,38,1598,217,452 etc

Step-by-step explanation:

The numbers ending with 2,3,7,8 can never be  perfect square.

So such number can be  7,17,37,13,23,18,38,1598 etc

Answer 2

Answer:

7,17,37,13,23,18,38,1598,217,452 etc

Step-by-step explanation:

The numbers ending with 2,3,7,8 can never be

perfect square.

So such number can be

7,17,37,13,23,18,38,1598 etc

hope it help