Question

Please give me answer with explain

Answer 1

Answer:

7

Step-by-step explanation:

You can find this out easily if you know the squares of the first 10 numbers.

This lays the foundation of squares and square roots.

If noticed, none of the 10 numbers have 7 in their ones place. So, 7 is a number that can never be at the one's place of a number's square.

Answer 2

Answer:

7 is the answer to your question