How to use nth root(ⁿ√x) symbol in LaTeX?

By Parvez / Symbols / October 15, 2023

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Symbol/Unicode	nth root/U+221B
Type of symbol	Mathematics
Package (requirement)	No
Argument	yes, n, x
Latex command	`\sqrt[n]{x}`
Example	`\sqrt[n]{x}` →

For the nth root symbol, you need to pass n in the optional argument with the sqrt[n]{x} command.

\documentclass{article}
\begin{document}
   \[ \sqrt[n]{x} \]
   \[ \sqrt[3]{\left(\frac{dx}{hx}\right)^2+\left(\frac{dy}{hy}\right)^2+\left(\frac{dz}{hz}\right)^2} \]
   \[ a=\sqrt[m]{\sum\limits^{i=1}_n b_i^m} \]
\end{document}

Output :

How to use nth root(n√x) symbol in LaTeX?