C library function - pow()

Description

The C library function double pow(double x, double y) returns x raised to the power of y i.e. x^y.

Declaration

Following is the declaration for pow() function.

double pow(double x, double y)

Parameters

• x -- This is the floating point base value.

• y -- This is the floating point power value.

Return Value

This function returns the result of raising x to the power y.

Example

The following example shows the usage of pow() function.

#include <stdio.h>
#include <math.h>

int main ()
{
   printf("Value 8.0 ^ 3 = %lf\n", pow(8.0, 3));

   printf("Value 3.05 ^ 1.98 = %lf", pow(3.05, 1.98));
   
   return(0);
}

Let us compile and run the above program, this will produce the following result:

Value 8.0 ^ 3 = 512.000000
Value 3.05 ^ 1.98 = 9.097324