Use the cube root symbol: ∛
Type it on Windows with Alt code: Alt + 8731
Type it on Mac with Character Viewer and search for “cube root”
Copy and paste this symbol: ∛
In LaTeX, type: `sqrt[3]{}`
In plain text, write: `cbrt()`
In HTML, use: `√` with a superscript 3 or `∛`
In Microsoft Word, insert it from Symbols or use the equation editor with `sqrt[3]{}`
In Google Docs, insert it from special characters and search for cube root