How-To Geek on MSN
Don't trust Excel's COUNTA function to count non-blank cells—here's a better method
In most counting scenarios in Excel, COUNTBLANK reliably counts blank cells, and COUNTA reliably counts populated cells.
Dot Physics on MSN
Testing for conservative fields: A mathematical approach
Dive into the mathematical approach of testing for conservative fields! 📐💡 In this tutorial, we’ll explore the conditions for a vector field to be conservative and demonstrate step-by-step how to ...
Puzzles are a hands-on way to explore simpler and complex mathematical relationships, for everyone from kids to calculus students.
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