Dynamic arrays change the rules for formula output in Excel. When I write a formula that returns a list by default, I need to decide whether I want the result to spill across a range of cells or ...

Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.

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?

Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...

Microsoft is making some improvements to how formulas work in Excel, with a new feature called Dynamic Arrays that allows formulas to output values to more than one cell at a time. Microsoft has ...