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- Alain de Callafon
- Thursday, March 27th, 2008 at 9:36:14am MDT
- //abc-formule( eerste programma)
- #include <iostream>
- #include <math.h>
- using namespace std;
- int main ()
- {
- //declareren van variabelen
- float a, a2, b, b2, b3, b4, c, D, sqrD, x, x1;
- //invoeren van variabelen
- cout << "Voer variabele a in." << endl;
- cin >> a;
- cout << "Je hebt het getal: " << a << " ingevoerd" << endl;
- cout << "Voer variabele b in." << endl;
- cin >> b;
- cout << "Je hebt het getal: " << b << " ingevoerd" << endl;
- cout << "Voer variabele c in." << endl;
- cin >> c;
- cout << "Je hebt het getal: " << c << " ingevoerd" << endl;
- //berekenen van overige variabelen
- a2 = 2*a;
- b2 = b*b;
- b3 = b-b2;
- D = b2-4*a*c;
- sqrD = sqrt (D);
- //berekenen van eindantwoord x
- x = (b3-sqrD)/a2;
- x1 = (b3+sqrD)/a2;
- //printen van de waarden van D en x
- cout << "D = " << D << endl;
- if (D < 0)
- cout << "x heeft geen oplossingen." << endl;
- else if (D > 0)
- cout << "x = " << x << " of x = " << x1 << endl;
- else
- cout << "x = " << x << endl;
- return 0;1111111
- }
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