Left Toolbar > Math Nodes > Number Root
The Number Root node allows you to calculate an nth root of a Number value.
On the left toolbar choose Math Nodes > Number Root
Drag the Number Root icon into the Node Graph.
Connect the Output: result.
radicand A NUMBER type of value.
degree A NUMBER type of value.
result The number value.
Radicand The first term in the root operation. This attribute is exposed as input by default.
Degree The second term in the root operation. This attribute is exposed as input by default.