39 lines
625 B
JavaScript
39 lines
625 B
JavaScript
const add = function(a,b) {
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return a+b;
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};
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const subtract = function(a,b) {
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return a-b;
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};
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const sum = (nums)=> nums.reduce((total, num)=> total+= num);
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const multiply = (...args) => args.reduce((total,arg)=> total *= arg);
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const power = (a,b)=> {
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let total=1;
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for(let i = 0; i<b; i++){
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total *= a;
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}
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return total;
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};
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const factorial = function(a) {
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let multplyNums =[];
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for(i=a; i>0; i--){
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multplyNums.push(i);
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}
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return(
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multplyNums.reduce((result,num)=> result *= num,1));
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};
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// Do not edit below this line
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module.exports = {
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add,
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subtract,
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sum,
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multiply,
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power,
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factorial
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};
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