A positive integer is of the form being a natural number. Can you write its square in any form other than , i.e., or for some integer ? Justify your answer.
Write the square root of in form other than .
The given positive integer is:
Square and further simplify the given expression:
Now substitute the value of in the equation :
Since, is a natural number.
Hence, would definitely be some integer.
Therefore, cannot be written in any form other than .