Question

Perfect Square number or not
give the answer​

Answer 1

Step-by-step explanation:

perfect square number

256,81,576,625,324,196

Answer 2

If you can't find then prime factorize the numbers. If the number can be split into two equal groups, it's a perfect square number.

Actually, the best way to solve is to memorize perfect square.

1 no.

2 yes. 256=16×16

3 yes. 81=9×9

4 no.

5 yes. 576=4×144=2²×12²

6 no.

7 yes. 625=25×25

8 no.

9 no.

10 yes. 196=14×14