Use this calculator to find the principal square root and roots of real numbers. Inputs for the radicand x can be positive or negative real numbers. The answer will also tell you if you entered a perfect square. Most of us use Microsoft Word and other word processing software to draft our documents and correspondences. The good news is that these word processors have support for special characters like the superscript symbol (x²), so you don’t have to memorize any keyboard shortcuts for these symbols.

bf r} \cdot {\bf r} = \left|{\bf r}\right| Square connects all sides of your business with easy to use tools designed to give you time to focus on what you do best. Sign up for a free account to use with your point of sale, online store, hardware and more. In algebra, “to square” is to multiply a number by itself. For example, the square of 5 is 25 because 5 multiplied by 5 equals 25. Release Alt. When you let go of the Alt key, you will see the "squared" symbol appear. [1] X Research sourcePress and hold Alt and type 253. When typing the numbers, type them one after another. You won't see any text appear even though you just pressed some keys. The answer will show you the complex or imaginary solutions for square roots of negative real numbers. See also the Buy a Square Reader (and a Stand if you’re using an iPad for your POS), a Square Terminal or Square Register. Simplify Radical Expressions Calculator to simplify radicals instead of finding fractional (decimal) answers. This article was co-authored by wikiHow staff writer, Darlene Antonelli, MA. Darlene Antonelli is a Technology Writer and Editor for wikiHow. Darlene has experience teaching college courses, writing technology-related articles, and working hands-on in the technology field. She earned an MA in Writing from Rowan University in 2012 and wrote her thesis on online communities and the personalities curated in such communities.

Although less prevalent than Windows and Mac operating systems, Linux is the favorite of many computer programmers. If you want to know how to type the squared symbol in Linux or Ubuntu, just follow these steps: This calculator will also tell you if the number you entered is a perfect square or is not a perfect square. A perfect square is a number If you're using an iPhone or iPad, go to Settings > General > Keyboard > Edit and add Gboard to the list of keyboards. To incorporate superscript symbols such as the square root, you’ll have to type it via keyboard shortcuts and software such as the Character Map in Windows. Microsoft Word and Google Docs also provide the option to directly insert the square root sign without the need for shortcuts. If you have trouble locating the squared sign, you can search for it by typing “superscript two” in the “Search by keyword” field on the right.How to type superscript ² on the Android smartphone How to Type the Squared Symbol on the iPhone or iPad Tech Pilipinas is the Philippines’ digital lifestyle and technology magazine, helping millions of Filipinos keep up with the challenges of the fast-paced, ever-changing world of technology.

Place the cursor or insertion point where you want the superscript ² to appear in your document or application. You might have to select the superscript 2 from the "Related Characters" box on the right side of the window. Inversely, the square root is the value that, when multiplied by itself, gives the original number. For example, the square root of 16 is 4 because 4 multiplied by 4 equals 16. The square is one of the most common mathematical operations, but how do you write the squared symbol (²) on your computer or mobile phone? Like many mathematical symbols such as the infinity symbol, the squared symbol is noticeably absent from standard computer keyboards. While the squared symbol is one of the most frequently used symbols in mathematics, you’ll be hard-pressed to find it on your Windows or Mac keyboard. That’s because superscript and subscript symbols, unfortunately, are not included in standard keyboard layouts.

x has a unique nonnegative square root r; this is called the principal square root .......... For example, the principal square root of 9 is sqrt(9) = +3, while the other square root of 9 is -sqrt(9) = -3. In common usage, unless otherwise specified, "the" square root is generally taken to mean the principal square root."[1].