Press Option + V . This is the fastest way to type the symbol on a Mac. 3. Microsoft Word
On iPhone, go to Settings > General > Keyboard > Text Replacement . Map the shortcut "sqrt" to the symbol "√". Now, whenever you type "sqrt," your phone will automatically swap it for the radical sign. 6. Mathematical Notation in Coding (LaTeX)
Press Alt + = to open the equation box, type \sqrt and hit the Spacebar . This creates a proper radical symbol that can expand over your numbers.
Search for "Character Map" in the Start menu, find the symbol, and click Copy . 2. Mac (macOS)
— just select and copy this symbol.