C exp() Function
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C exp() Function
The exp() function returns the value of Ex.
Note: E is Euler's number (approximately 2.7183) and x is the number passed to it.
This function is defined in <math.h> header file.
Example
C Compiler
#include <stdio.h>
#include <math.h>
int main()
{
printf("%lf", exp(1));
return 0;
}
Output
2.718282
Syntax
exp(data_type x)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| x | Required | Specifies a number. |
Return Value
| Value | Explanation |
|---|---|
| Number | Returns a number representing ex. |
More Examples
Example
C Compiler
#include <stdio.h>
#include <math.h>
int main()
{
printf("exp(-1) = %lf\n", exp(-1));
printf("exp(5) = %lf\n", exp(5));
printf("exp(10) = %lf\n", exp(10));
return 0;
}
Output
exp(-1) = 0.367879
exp(5) = 148.413159
exp(10) = 22026.465795
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