//MathClass - Shows the usage of the Math Class and Grouping
public class MathClass {
	public static void main(String[] args) {
		double number1 = 4.5;
		double number2 = 4.0;
		double number3 = 2.0;
		double result;
		
		result = Math.sqrt(number1 * number2 - number3);
		System.out.println("The first result is: " + result);

		result = Math.sqrt(number1 * (number2 - number3));
		System.out.println("The second result is: " + result);
	}

}