The Advanced Google Sheets Features You Should Be Using but Probably Aren’t

This Google Sheets Advanced Tutorial explains IF, VLOOKUP, INDEX MATCH, and pivot tables, plus macros and Apps Script for ...
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Tutorial for evaluating a piecewise function given three different values

👉 Learn how to evaluate a piecewise function. A piecewise function is a function which uses different rules for different intervals. When evaluating a piecewise function, pay attention to the ...

8 Excel Symbols That Are Making Complex Formulas Obsolete

Stop Excel errors by using these 8 key symbols, like ' to keep leading zeros and ~ to search for literal * or ? characters in data.
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Excel’s MAP function is genius

If you've ever found yourself copying the same formula down hundreds of rows in Excel, you know how tedious it gets. The usual approach, dragging formulas, adjusting cell references, and hoping ...
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Scientists reverse Alzheimer’s in mice and restore memory

Alzheimer’s has long been considered irreversible, but new research challenges that assumption. Scientists discovered that severe drops in the brain’s energy supply help drive the disease—and ...