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

Symbol/Unicodenth root/U+221B
Type of symbolMathematics
Package (requirement)No
Argumentyes, n, x
Latex command\sqrt[n]{x}
Example\sqrt[n]{x} → nth root symbol.

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

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

Output :

nth root use in latex.

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