0 Metode Newton Raphson

#include

#include

#include

void garis (){

for (int a = 1; a<= 70;a++)

cout<<"=";

}

float f(double x){

return (pow(2.7,-x) - x);

}

void main (){

double xo, xn, yxn, y2xn, e, k=0;

garis();

cout<<"\nPROGRAM MENCARI SOLUSI METODE NUMERIK \nDENGAN METODE NEWTON RAPHSON\n";

garis();

cout<<"\n\nPersamaan Kuadrat yang Dipakai f(x) = e-x";

cout<<"\nMasukkan Nilai Xo : "; cin>>xo;

cout<<"Masukkan Nilai Error : "; cin>>e;

xn = xo;

garis();

cout<<"\nNO xn\t f(x)\t\tf'(x)\t|xn-g(xn|<=e\n" ;

garis();

do{

k=k+1;

cout<<"\n"<

cout<<" "<<

yxn = f(xn);

cout<<"\t"<<

y2xn = (2 * xn) - 6;

cout<<"\t"<<

if (fabs(yxn)<= e){

cout<<"\tSudah\n";

garis();

cout<<"\nIterasi Berhenti Pada Iterasi Ke-"<

cout<<"\nSolusinya Adalah "<

}

else if (fabs(yxn)>= e){

xn = xn - (yxn/y2xn);

cout<<"\tBelum";

}

}

while (fabs(yxn) >=e);

}