Function root

root(num: number, index?: number): number
Calculates the nth-root of a number.
Parameters
- num: number
  The number
- Optionalindex: number = 3
  The nth-root to take
Returns number
Example
```
const result = Chalkboard.real.root(27, 3); // Returns 3
```
- Defined in Chalkboard.real.ts:1568