Step-by-step guides for typing and using the square root symbol
Square Root Symbol›Perfect Squares Reference Table Perfect Squares List 1–400 with Square Roots By Mateo·Last updated July 2026 Quick answer: A perfect square is any integer that is the square of another integer. The perfect squares from 1 to 100 are 1, 4, 9, 16, 25, 36, 49, 64, 81 and 100 — the squares…
Square Root Symbol›Negative Numbers Mathematical Concept Square Root of Negative Numbers By Mateo·Last updated July 2026 Quick answer: The square root of a negative number is not a real number. Within the real number system, √(−1) is undefined. In the complex number system, √(−1) = i, the imaginary unit, where i² = −1. The square…
Square Root Symbol›In Google Docs Google Docs Guide How to Insert the Square Root Symbol in Google Docs By Mateo·Last updated July 2026 Quick answer: In Google Docs, go to Insert → Special characters, search for “square root”, and click √ to insert it. For a fully typeset radical with a vinculum, use Insert →…
Square Root Symbol›In Excel Excel Guide How to Insert the Square Root Symbol in Excel By Mateo·Last updated July 2026 Quick answer: To display √ in an Excel cell, use =UNICHAR(8730), press Alt+251 on the numeric keypad (Windows), or go to Insert → Symbol. To calculate a square root, use =SQRT(number). The symbol and the…
Square Root Symbol›On Android Android Guide How to Type the Square Root Symbol on Android By Mateo·Last updated July 2026 Quick answer: On most Android phones √ is already on your keyboard — open Gboard, tap ?123, then =<. The square root symbol is on the second symbols page. On Samsung Keyboard, tap !#1 then…
Square Root Symbol›On iPhone iPhone Guide How to Type the Square Root Symbol on iPhone By Mateo·Last updated July 2026 Quick answer: The fastest way to get √ on an iPhone is to copy and paste it, or create a Text Replacement shortcut in Settings → General → Keyboard so typing “sqrt” auto-expands to √….