Question: 2 is rational number or not?
Answer: A rational number is any number that can be expressed as the quotient of two integers, that is, it can be expressed as a/b, where both a and b are integers and b does not equal zero; The number 2 satisfies the definition of a rational number since it can be expressed in the required form of a/b, i.e., 2 = 2/1 (For any ...