Question 3.1
unknown
java
2 years ago
938 B
3
Indexable
import java.util.Scanner; public class QuestionThreePointOne { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println("Enter a, b c:"); double a = scanner.nextDouble(); double b = scanner.nextDouble(); double c = scanner.nextDouble(); scanner.close(); double discriminant = ((b*b)-4*a*c); if(discriminant > 0) { double rootOne = (-b-(Math.sqrt(discriminant)))/(2*a); double rootTwo = (-b+(Math.sqrt(discriminant)))/(2*a); System.out.printf("The roots are %.2f and %.2f" ,rootOne, rootTwo); } if(discriminant == 0) { double rootOne = (-b)/(2*a); System.out.printf("The root is %.2f" ,rootOne); } if(discriminant < 0) { System.out.println("There are no roots "); } } }
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