how to square a variable in javascript code example

Example 1: how to square a value in javascript

// Use Math.pow(a,b); where a is your value and b is the exponent
var num = Math.pow(4, 2);
//num returns 16

Example 2: javascript squared

//squared numbers

Math.pow(x1, 2)
x1 * x1
x1 ** 2                  // ES6 syntax