Writing a square root on a Mac keyboard is simple once you know the shortcut: press Option (⌥) + 2 to create the square root symbol, √. You can use this symbol in notes, documents, emails, messages, spreadsheets, and many other Mac applications. If the shortcut does not work, macOS also provides the Character Viewer, equation tools, and copy-and-paste options for entering the radical sign Not complicated — just consistent. Nothing fancy..
Introduction: What Is the Square Root Symbol?
The square root symbol, written as √, is also called a radical sign. It tells you to find a number that, when multiplied by itself, produces the value beneath the radical. For example:
- √9 = 3, because 3 × 3 = 9
- √16 = 4, because 4 × 4 = 16
- √x represents the square root of an unknown value
On a Mac, the symbol is easy to type with a keyboard shortcut. It is especially useful when writing
