Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...

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?

Have you ever followed a YouTube tutorial, carefully copied an Excel formula, and hit “Enter,” only to be met with an error or baffling results? It’s a ...