quadraticY.js

//Y value is quadratic checker
//Checks if given y values are quadratic

//Y values
var numbers = []


var arr2 = []
var arr3 = []
numbers.forEach((number, i) => {
	if(i > 0) {
  	arr2[arr2.length] = number - (numbers[i-1])
  }
})
arr2.forEach((number, i) => {
	if(i > 0) {
  	arr3[arr3.length] = number - (arr2[i-1])
  }
})

//if all values are equal, it is quadratic
console.log(arr3)