Symbol | Plus-minus |
---|---|

Type of symbol | Mathematics |

Package (requirement) | No |

Argument | No |

Latex command | `\pm` |

Example | a `\pm` b → a ± b |

Mathematically, use of plus-minus symbols is much higher. And `\pm`

command is present to denote the plus-minus symbol in latex. You don’t have to take any external package for this.

```
\documentclass{article}
\begin{document}
$$ a \pm b $$
$$ x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} $$
$$ 2ax_1=-b\pm\sqrt{b^2-4ac} $$
\end{document}
```

**Salida :**