Numerical Methods: Solution of non-linear equation using Newton Raphson method in C
Source Code:
///solution of non-linear equation using Newton Raphson Method
#include<stdio.h>
#include<math.h>
float f(float x){
return (pow(x,3) + 5*pow(x,2) -7);
}
float df(float x){
return (3*pow(x,2) + 10*x );
}
int main(){
float x0, x1, x2;
int count = 0;
printf("Enter the initial guess: ");
scanf("%f", &x0);
while(1){
x1 = x0 - f(x0)/df(x0);
count++;
if(x0==x1){
break;
}
x0 = x1;
}
printf("The root after %d iteration is %.3f",count, x0);
return 0;
}
