Select the better answer for the definition: Exponent.

1. Represents both an integer exponent and an nth root. The root is found in the
denominator and the integer exponent is found in the numerator.

2. There is no correct answer given

3. The value inside the radical symbol. The value you want to take the root of.

4. A number that determines how many times to use that number in a multiplication

5. An expression that has a square root, cube root, etc.