Excel gives the answer 10. If you have a mathematical background, you’ll know why Excel gives a different answer to such a simple calculation — and why, technically, Excel is right. If you don’t have ...

Excel remains popular, despite its reputation for being difficult to use. Excel formulas and VBA macros are still crucial despite being difficult to write and hard to read. ChatGPT can write VBA ...

Excel’s formula bar has limitations that make writing, debugging, and managing complex formulas challenging. A new tool, the Advanced Formula Environment (AFE), developed by Microsoft for Excel 2019 ...

ChatGPT, Photomath, Symbolab, and other artificial intelligence-powered platforms can solve a complicated math equation in just seconds—and provide a step-by-step explanation of the answer. That power ...

Re “The Lobotomized Weasel School of Writing,” Commentary, May 20: I vehemently disagree with Crispin Sartwell’s characterization of the five-paragraph essay as “hoo-ha.” While he explains that ...

For ax 2 + bx + c = 0, (α, β) = [–b ± √(b 2 – 4ac)]/2ac, where α and β are the roots of the equation. Sum of roots = –b/a Product of roots = c/a If roots of a quadratic equation are given, then the ...