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import java.util.Scanner; public class Calculator { public static void main(String[] args){ System.out.println("Решение уравнения."); Scanner in = new Scanner(System.in); System.out.println("Введите коэффициент a:"); double a = in.nextDouble(); System.out.println("Введите коэффициент b:"); double b = in.nextDouble(); System.out.println("Введите коэффициент с:"); double c = in.nextDouble(); double discriminant = Math.pow(b, 2) - 4 * a * c; System.out.println("Дискриминант = " + discriminant); if (discriminant < 0) { System.out.println("Невозможно решить уравнение."); } else if (discriminant == 0){ System.out.println("Уравнение имеет только один корень."); double x1 = (-b - Math.sqrt(discriminant)) / (2 * a); System.out.println("X первый = " + x1); } else { double x1 = (-b - Math.sqrt(discriminant)) / (2 * a); double x2 = (-b + Math.sqrt(discriminant)) / (2 * a); System.out.println("X первый = " + x1); System.out.println("X второй = " + x2); } } }

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