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Square root

en.wikipedia.org/wiki/Square_root

In mathematics, a square root of a number a is a number y such that y<sup>2</sup> = a, in other words, a number y whose square is a. For example, 4 and −4 are square ...

Understanding square roots | The square root | Khan Academy

www.khanacademy.org/math/algebra-basics/core-algebra-foundations/square-roots-for-college/v/understanding-square-roots

1. Understanding square roots. Understanding Square Roots · Exercise. 2. Square roots of perfect squares. Practice finding the square root of a perfect square ...

Numbers - Square Roots - First Glance - Math.com

www.math.com/school/subject1/lessons/S1U1L9GL.html

Finding the square root of a number is the inverse operation of squaring that number. Remember, the square of a number is that number times itself. The perfect ...

Square Root Calculator - Math.com

www.math.com/students/calculators/source/square-root.htm

The Square Root Calculator will find the square root of the number you enter. ... Related Topic How to calculate square roots without a calculator ...

Square Root -- from Wolfram MathWorld

mathworld.wolfram.com/SquareRoot.html

Note that any positive real number has two square roots, one positive and one negative. For example, the square roots of 9 are -3 and +3 , since (-3)^2=(+3)^2= 9 ...

Square Roots Festival - Lincoln Square, Chicago

www.squareroots.org/

SQUARE ROOTS FESTIVAL 2016. LINCOLN SQUARE · ON LINCOLN AVE BETWEEN MONTROSE AND WILSON. We're back this year with two outdoor ...

www.ask.com/youtube?q=Square Roots&v=nUyLnjgGumg
Mar 24, 2015 ... Finding the square root is easy for any perfect square under 100! You'll be able to calculate squares faster than ever and amaze everyone with ...

Square Roots - BrainPOP

www.brainpop.com/math/numbersandoperations/squareroots/

In this educational animated movie about Math learn about roots, exponents, power, and squares.

IXL - Square roots of perfect squares (8th grade math practice)

www.ixl.com/math/grade-8/square-roots-of-perfect-squares

Fun math practice! Improve your skills with free problems in 'Square roots of perfect squares' and thousands of other practice lessons.

Calculate square root without a calculator - Homeschool Math

www.homeschoolmath.net/teaching/square-root-algorithm.php

Explanation of three ways to find square roots without calculator, including the Babylonian method.

Answer
The square root of a number, x, is the number that equals x when multiplied by itself.
The square root of 4 is 2, since 2 multiplied by itself equals 4.
More Info

Understanding square roots | The square root | Khan Academy

www.khanacademy.org

You are correct! Often though (and sometimes unfortunately) we assume that when we're looking for the square root of something, that we're looking for the ...

Square Roots: Introduction and Simplification - Purplemath

www.purplemath.com

Introduces the square root. Covers basic terminology and demonstrates how to simplify terms containing square roots.

Squares and Square Roots - Math is Fun

www.mathsisfun.com

"Squared" is often written as a little 2 like this: square root of 9 is 3. This says "4 Squared equals 16" (the little 2 says the number appears twice in multiplying) ...