noun
- the number or expression under a radical sign
Usage: mathematics
Examples
- In the expression √16, the radicand is 16.
- To simplify √72, first factor the radicand into perfect squares.
- The radicand must be non-negative when dealing with real square roots.
- Students often confuse the radicand with the index of the radical.
- In ∛27, the radicand is 27 and the index is 3.
- When the radicand contains variables, additional restrictions may apply.