Arithmetic & Number Theory
Cube Root
Cube root of x (works for negatives).
Formula
Formula
y = 3√x
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| x | radicand | real number (ℝ) | — | input |
| y | cube root | computed result | — | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenx = 64
Result4
Example 2
Givenx = -27
Result-3