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- if (delta > 0)
- {
- Console.WriteLine("Pierwiastek z delty = " + Math.Sqrt(delta));
- Console.WriteLine();
- Console.WriteLine("Rozwiązania :");
- Console.WriteLine();
- double z1r = (-d_b + Math.Sqrt(delta)) / (2 * d_a);
- double z2r = (-d_b - Math.Sqrt(delta)) / (2 * d_a);
- string z1_w = Convert.ToString(z1r);
- string z2_w = Convert.ToString(z2r);
- Console.WriteLine("Pierwszy pierwiastek równania = " + z1_w);
- Console.WriteLine("Drugi pierwiastek równania = " + z2_w);
- Console.WriteLine();
- Console.WriteLine("Sprwadzenie :");
- Console.WriteLine();
- Console.WriteLine((d_a * z1r * z1r) + (d_b * z1r) + d_c);
- Console.WriteLine((d_a * z2r * z2r) + (d_b * z2r) + d_c);
- Console.WriteLine();
- }
- else
- {
- if (delta == 0)
- {
- x1 = -b / 2a
- }
- else
- {
- Console.WriteLine();
- Console.WriteLine("Pierwiastek z modułu delty = " + Math.Sqrt(Math.Abs(delta)) + " j");
- Console.WriteLine();
- Console.WriteLine("Rozwiązania :");
- Console.WriteLine();
- double z1r = (-d_b / (2 * d_a));
- double z1u = (Math.Sqrt(Math.Abs(delta)) / (2 * d_a));
- double z2r = (-d_b / (2 * d_a));
- double z2u = (-Math.Sqrt(Math.Abs(delta)) / (2 * d_a));
- Console.WriteLine("Pierwszy pierwiastek równania = " + z1r + " + (" + z1u + ") j");
- Console.WriteLine("Drugi pierwiastek równania = " + z2r + " + (" + z2u + ") j");
- Console.WriteLine();
- Console.WriteLine("Sprawdzenie :");
- Console.WriteLine();
- double sRe1 = ((d_a * (z1r * z1r)) - (d_a * z1u * z1u) + d_b * z1r + d_c);
- double sJ1 = (2 * (d_a * z1r * z1u) + d_b * z1u);
- Console.WriteLine("Sprawdzenie pierwszego pierwiastka: " + sRe1 + " + (" + sJ1 + ") j");
- Console.WriteLine();
- double sRe2 = ((d_a * (z2r*z2r) - (d_a * z2u * z2u) + d_b * z2r + d_c));
- double sJ2 = (2* (d_a * z2r * z2u) + d_b * z2u);
- Console.WriteLine("Sprawdzenie drugiego pierwsiatka: " + sRe2 + " + (" + sJ2 + ") j");
- }
- }
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