CLI Quadratic Formula Calculator

Quadratic.java

public class Quadratic {
	public static void main(String[] args) {
		double a,b,c;
		if (args.length != 3) {
			System.out.println("Wrong number of Args.\nUsage: [a] [b] [c]");
			System.exit(1);
		}
		a = Double.parseDouble(args[0]);
		b = Double.parseDouble(args[1]);
		c = Double.parseDouble(args[2]);

		System.out.println( "Solution 1: " + (-b + Math.sqrt( b * b - (4 * a * c) )) / ( 2 * a )  );
		System.out.println( "Solution 2: " + (-b - Math.sqrt( b * b - (4 * a * c) )) / ( 2 * a )  );

	}
}