For decades, Excel worked on a simple principle: you enter a formula into one cell, and it returns a single result into that ...

Imagine you’re tasked with analyzing two datasets—one containing a list of products and another with customer segments. How do you uncover every possible pairing to identify untapped opportunities?

One of the most powerful features of Excel is the array—a formula designed to act simultaneously on sets of two or more values in order to calculate other values. Yet, because arrays appear to be ...

If you get the You can’t change part of an array error in Microsoft Excel, this post will help you fix the error. An array is essentially a collection of items ...

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells instead ...