Use Alt codes on Windows to type exponents, like Alt + 0178 for superscript 2. On Mac, use the Baseline format in apps like Pages to add superscripts for exponents. Use Text Replacement on iPhones to ...
Get started solving the classic number puzzle with tips from some of the best solvers in the world. By Isaac Aronow Everybody can solve a hard Sudoku. Maybe not right now, maybe not without some ...
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