Write a DEmethodize, a function that converts a method to a binary function Example demethodize(Number.prototype.add)(5)(6) // 11

exercise_7.js

function demethodize(func){
	return function(that,y){
  	return func.call(that,y);
  }
}
var add = (function(a) {
  return function(b) {
    return a + b;
  }
});
demethodize(Number.prototype.add)(3)(3) // 6