First commit

IUT/Info1/TD/Exercices/6.8.1_polynome/.md

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+a=0.011025
+b=0.21
+c=1

IUT/Info1/TD/Exercices/6.8.1_polynome/fonction.cpp

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+#include <math.h>
+#include <iostream>
+#include "fonction.h"
+using namespace std;
+
+double calcul_discriminant(double a, double b, double c) {
+    return (b*b - 4 * a * c);
+}
+void calcul_racines(double a, double b, double c) {
+    double discriminant;
+    discriminant = calcul_discriminant(a, b, c);
+
+    if (discriminant >= -pow(10, -10)
+        && discriminant <= pow(10, -10)
+        ) {
+            discriminant = 0;
+        }
+    if (discriminant < 0) {
+        cout << "delta = " << discriminant << endl;
+        return;
+    } else if (discriminant == 0) {
+        double x0 = (-b/ (2*a));
+
+        cout << "delta = " << discriminant << endl;
+        cout << "La racines est " << x0 << endl;
+        return;
+    }
+    double x1;
+    double x2;
+    x1 = (-b - sqrt(discriminant)) / (2 * a);
+    x2 = (-b + sqrt(discriminant)) / (2 * a);
+    cout << "delta = " << discriminant << endl;
+    cout << "Les racines sont " << x1 << " " << x2 << endl;
+    return;
+}

IUT/Info1/TD/Exercices/6.8.1_polynome/fonction.h

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+double calcul_discriminant(double a, double b, double c);
+
+void calcul_racines(double a, double b, double discriminant);

IUT/Info1/TD/Exercices/6.8.1_polynome/main.cpp

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+#include <iostream>
+
+#include "fonction.h"
+using namespace std;
+
+int main() {
+    double a, b, c;
+
+    cout << "Entrez a, b, c" << endl;
+    cin >> a >> b >> c;
+
+    calcul_racines(a, b, c);
+}

IUT/Info1/TD/Exercices/6.8.1_polynome/main.py

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+from math import sqrt
+
+def calcul_delta(a: float, b: float, c: float) -> float:
+    return b**2 - 4*a*c
+
+def calcul_racines(
+        a: float, b: float, c: float
+        ) -> tuple[float|None, float|None]:
+    
+    delta = calcul_delta(a, b, c)
+
+    if delta < 0:
+        return (None, None)
+    elif delta == 0:
+        return (-b / (2 * a), None)
+    else:
+        return (
+            (-b - sqrt(delta)) / (2 * a),
+            (-b + sqrt(delta)) / (2 * a)
+        )
+
+def main():
+    valeurs = input()
+    valeurs = map(float, valeurs.split(" "))
+
+    racines = calcul_racines(*valeurs)
+
+    print(f"Les racines sont {racines}")
+
+
+if __name__ == "__main__":
+    main()