# Radical – Root sign

In mathematics a radical is defined as any expression containing a `sqrt` symbol.

**NOTE:**

People mistakenly call this a “square root” symbol, but it can also be used to describe a square root, a cube root or higher.

A **radio calls** (radical) for more **roots**.

### Examples of radicals

`sqrt`

A square root

A cube root

Fourth root

# Radical – Root sign

In mathematics a radical is defined as any expression containing a `sqrt` symbol.

**NOTE:**

People mistakenly call this a “square root” symbol, but it can also be used to describe a square root, a cube root or higher.

A **radio calls** (radical) for more **roots**.

### Examples of radicals

`sqrt`

A square root

A cube root

Fourth root