The DELTA function in Microsoft Excel is an engineering function, and its purpose is to test whether two values are equal. The formula for the DELTA function is DELTA (number1, number2].

The Excel WORKDAY function's purpose is to return the serial number of the date before and after a specified number of workdays. Learn how to use it.

Currently, the GROUPBY function is available only in Microsoft Excel 365. If you would like to follow along in using this function, you can download this Excel workbook and view the video at the end ...

M any use Excel for basic tables, but you need to go beyond simple sums. If your formulas are getting clunky, conditional ...

Excel's XMATCH function eliminates this headache. Unlike VLOOKUP's rigid structure, XMATCH searches any array in any ...

Fortunately, Excel’s TIME () function can generate time values and even an incremental time series. In this article, you’ll learn how to implement the TIME () function.

That’s it! The formula will list each unique customer one time in a vertical list. The UNIQUE function can become even more powerful when combined with other Excel functions. Let’s do an example where ...

Using Excel to calculate the internal rate of return requires the IRR function and reference cells that list the cash flows for a series of periods, plus an optional guess for the rate of return.

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 ...

A function is a built-in formula in Excel — basically, a shortcut for performing a calculation or other operation on cell data. There are nearly 500 Excel functions, and the list continues to ...

In Excel 2007, click New Rule and then click Use A Formula To Determine Which Cells To Format. Enter the following formula: =HF (A1). Click the Format button.

Cells in Excel are referred to using relative or absolute references. A formula with relative references changes when the cell's position does. If, for example, a cell has a formula "=A1" ...