How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y. By calculating a function at a ...

Combinations The functions AND, OR, and NOT are most often associated with the IF function. What's interesting (and satisfying) about these functions is that, together, they can be used to create a ...

I'll run through three logical functions (or groups of functions) that I find particularly helpful, and how you can also make the most of them in real-world scenarios.

Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

Cryptographic hash functions combine message-passing capabilities needed in database security and cryptocurrency transactions.

Learn how to use functions to represent translations, sketches, compressions and reflections of graphs with GCSE Bitesize Maths.

There's more to Excel's Subtotal feature than you might realize. You can add multiple subtotaling functions to the same row, and you can add multiple rows.

You see, in all of physics, there are only "Happenings," not Functions in the biological sense, in which the function of the heart is to pump blood. Nor are there Doings.