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@sangpt
Last active February 13, 2017 15:58
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#include<iostream>
#include<math.h>
using namespace std;
int main() {
float so_do_do, so_do_radian;
cout << "Nhap so do do: "; cin >> so_do_do;
so_do_radian = so_do_do*M_PI/180;
cout << "So do radian la: " << sp_do_radian;
cout << "\nKiem tra cong thuc: ";
cout << "sin(x)*sin(x) + cos(x)*cos(x) = " << sin(so_do_radian)*sin(so_do_radian) + cos(so_do_radian)*cos(so_do_radian);
}
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