collect a user base and exponent in js code example

Example 1: exponent in javascript

let number = 2;
let exponent = 3;

//using the exponent operator
console.log( number ** exponent);
// using the Math library 
console.log( Math.pow(number, exponent);
// these will both output 8

Example 2: exponential javascript

// Use Math.exp(a) to return the exponential of the value passed
var num = Math.exp(1)