Radical Symbol

The radical symbol by itself is used in math to represent taking the square root of an expression. It is also used to represent taking the nth-root of a number when a number is place above the start of the symbol. Typically the radical symbol is used in an expression like this:


In plain language, this means take the square root of the number four. Shown below are various computer formats for the radical symbol.

Symbol Format Data
radical SVG

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