# 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; }