Problem 5

gistfile1.js

// Write a function that takes a binary function, and makes it callable with two invocations.

function mul(x, y){
	return x * y;
}

function applyf(binary){
	return function (x) {
		return function (y) {
			return binary(x, y);
		};
	};
}
 
console.log(applyf (mul) (3) (4));