public class Formulas {
  
  
  public static void main(String[] args) { 

    double x = 2;
    double y = 11;
    
    double formula1 = (Math.pow(x,2) + 3) / Math.sqrt(y-7);
    
    System.out.println(formula1);
    
    double base = (x+2) / (y-3);
    double formula2 = Math.pow(base , 4);
    
    double formula3 = (2 * x - 1) / (2 * y + 2);
    
    
  }
  
  
  
}