C-Program to Taylor Series Evaluation of Exponential Function

#include<stdio.h>
#include<stdlib.h>
float expo(float,int);

main ()
{
int n;
float x,e;
printf("Enter the Limit\t");
scanf("%d",&n);
printf("Enter the Value 'X'\t");
scanf("%f",&x);
e=expo(x,n);
printf("Exponential Value is\t%f",e);
}


float expo(float x,int n)
{
int f=1,i;
float t=1,sum=1;
for(i=2;i<=n;i++)
{
t=(t*x)/f;
sum=sum+t;
f++;
}
return sum;
}

output