The value N as shown in the question must be the multiplicative identity.
Multiplicative identity
The term multiplicative identity refers to that with which a number is multiplied and the result remains that number. Multiplying a number by its multiplicative identity returns the same value.
Therefore, the the problem, we can see that the value N as shown in the question must be the multiplicative identity.
Learn more about multiplicative identity: https://brainly.com/question/514731
