# Fourth Root Calculator

The fourth root of n is a number **a** such that 4√a = n. There are 2 possible 4^{th} roots: positive root and negative root. In this calculator, calculate the fourth root of any positive number easily. For example, fourth root of 1 is Â±1, 16 is Â±2 and 81 is Â±3.

The fourth root of n is a number **a** such that 4√a = n. There are 2 possible 4^{th} roots: positive root and negative root. In this calculator, calculate the fourth root of any positive number easily. For example, fourth root of 1 is Â±1, 16 is Â±2 and 81 is Â±3.

Code to add this calci to your website

#### Formula:

b = 4√ (a)
**Where,**
b = Fourth Root Value
a = Input Value