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https://en.wikipedia.org › wiki › Square_root
Square root - WikipediaA positive number has two square roots, one positive, and one negative, which are opposite to each other. When talking of the square root of a positive integer, it is usually the positive square root that is meant.
https://www.omnicalculator.com › math › square-root
Square Root CalculatorOur square root calculator estimates the square root of any positive number you want. Just enter the chosen number and read the results. Everything is calculated quickly and automatically!
https://www.calculatorsoup.com › calculators › algebra › squareroots.php
Square Root CalculatorFind the square root, or the two roots, including the principal root, of positive and negative real numbers. Calculate the positive principal root and negative root of positive real numbers. Also tells you if the entered number is a perfect square.
https://math.libretexts.org › Bookshelves › Algebra › Advanced_Algebra › 01:_Algebra...
1.3: Square and Cube Roots of Real NumbersThe square root of a number is a number that when squared results in the original number. The principal square root of a positive real number is the positive square root. The square root of a negative number is currently left undefined.
https://brilliant.org › wiki › square-roots
Square Roots | Brilliant Math & Science WikiThe square root of a positive perfect square is always a positive integer. These square roots can be found by thinking of perfect squares until a match for the radicand is found.
https://www.cuemath.com › algebra › squares-and-square-roots
Formula, Examples | How to Find/Calculate Square Root? - CuemathLearn what is square root, how to find it using different methods, and how to use the square root table. Square root is the inverse operation of squaring a number and has two values for any positive number.
https://math.libretexts.org › Bookshelves › Algebra › Elementary_Algebra_1e_(OpenStax) › 09...
9.1: Simplify and Use Square Roots - Mathematics LibreTextsThe positive square root of a positive number is the principal square root. We can estimate square roots using nearby perfect squares. We can approximate square roots using a calculator.
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https://www.math.net › calculators › square-roots
Square Root Calculator - Math.netCalculator to give out the square root result of a positive number.
https://www.calculator.io › square-root-calculator
Square Root CalculatorThe positive square root of a number is called the principal square root; when it is not specified which square root has to be calculated, the principal root is usually implied.
https://www.mathsisfun.com › algebra › › square-root.html
Squares and Square Roots in Algebra - Math is FunWhen we square a negative number we get a positive result. Exactly the same as when we square a positive number: Now remember our definition of a square root?
