To find the nth root of a number in PHP, we can use the
pow(base, power) function, for example the cube root of 27 is equal to 27 raised to the power of 1/3, , since . In general the nth root of x, .
To calculate the square root of a number, we can also use the
Some example code showing how to calculate roots in PHP is below:
The output from this example is as follows: