Axtamov asadbekning

2-topshiriq
Quyidagi transsendent tenglamani Nyuton va Vatarlar usuli yordamida yechimini aniqlovchi dastur tuzing: 13. x³+x-8=0
Javob :

#include

#include

using namespace std;

double f(double x) {

return x*x*x + x - 8;
}

int main() {

double a = 1.5, b = 2.5, eps = 0.0001;
double x, fx;

while (fabs(b-a) > eps) {

x = (a+b)/2;
fx = f(x);

if (fx == 0) break;

else if (fx*f(a) < 0) b = x;
else a = x;
}

cout << "The root is " << x << endl;

return 0;

}