Final answer:
To simplify √13, the square root of 13, is written as is because 13 is a prime number.
Step-by-step explanation:
To simplify √13, we need to find the square root of 13. The square root of a number is a value that, when multiplied by itself, gives the original number. In this case, √13 cannot be simplified further because 13 is a prime number. Therefore, the simplified form of √13 is just √13.
Learn more about simplifying square roots