If n is a natural number, then √n is

• Numbers

If n is a natural number, then √n is

1. always a rational number
2. always a natural number
3. always an irrational number
4. either a natural number or an irrational number

Answer

If n = 1, √1 = 1 is natural number

If n = 2, √2 is irrational number

The correct option is D.