September 2003
Intermediate to advanced
1056 pages
30h 58m
English
Content preview from Microsoft® Office Excel 2003 Inside OutBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,







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Chapter 13. Using Functions
Worksheet functions are special tools that perform complex calculations quickly and easily. They work like the special keys on sophisticated calculators that compute square roots, logarithms, and statistical evaluations—except that Microsoft Excel has hundreds of these special functions. Some functions, such as SIN and FACT, are the equivalent of lengthy mathematical formulas that you would otherwise have to create by hand. Other functions, such as IF and VLOOKUP, can't be otherwise duplicated by formulas. When none of the built-in functions is quite what you need, you can create custom functions, ...
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