TDD 3

package Calculator;

public class Calculator {

     public double telOp(double x, double y) {
      return x + y;
     }

     public double trekAf(double x, double y) {
      return x - y;
     }

     public double vermenigvuldig(double x, double y) {
         return x * y;
     }

     public double deel(double x, double y) {
         return x / y;
     }

     public double kwadraat(double x) {
         return x * x;
     }

     public double wortel(double x) {
         return Math.sqrt(x);
     }

     public double modulus(double x, double y) {
         return x % y;
     }



    }