Final answer:
To express 2 5/3 using radical notation, we can write it as ∛11.
Step-by-step explanation:
To express 2 5/3 using radical notation, we can convert the mixed number into an improper fraction. The improper fraction representation of 2 5/3 is 11/3. To write this in radical notation, we can use the property that taking the root of a number is equivalent to raising it to a fractional exponent. In this case, we want to find the cube root of 11, which can be written as ∛11.