function findFactorialRecursion(number) { if(number<2) { return 1; } return number * findFactorialRecursion(number-1); } console.log(findFactorialRecursion(5)); function findFactorialIterative(number) { let answer=1; if(number===2) { answer = 2; } for(i=2; i<= number; i++) { answer = answer*i; } return answer } console.log(findFactorialIterative(5));