Factorial Division

function solution(a, b) {

    function factorialize(a) {
        if (a < 0)
            return -1;
        else if (a == 0)
            return 1;
        else {
            return (a * factorialize(a - 1));
        }
    }
    factorialize(a);
    let result1 = (factorialize(a));

    function factorialize(b) {
        if (b < 0)
            return -1;
        else if (b == 0)
            return 1;
        else {
            return (b * factorialize(b - 1));
        }
    }
    factorialize(b);
    let result2= (factorialize(b));

     totalResult= result1/ result2;
     console.log(totalResult.toFixed(2));
}
solution(6, 2);