In mathematics, a square root of a number a is a number y such that y 2 = a; in other words, a number y whose square (the result of multiplying the number by itself, or y × y) is

Aug 1, 2025 · 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 …

In geometrical terms, the square root function maps the area of a square to its side length. The square root of x is rational if and only if x is a rational number that can be represented as a ratio of two …

The square root of a number is a number that when multiplied by itself gives the actual number. For example, 2 is the square root of 4, and this is expressed as √4 = 2.

First learn about Squares, then Square Roots are easy. ... Squared is often written as a little 2 like this ... This says 4 Squared equals 16 (the little 2 says the number appears

For example, since -8 × -8 = 64, -8 is also a square root of 64. However, unless otherwise stated, the square root sign ( √ ) refers to the positive root of a number, also called principal square root.

There exist more precise and efficient ways to calculate square roots, but below is a method that does not require a significant understanding of more complicated math concepts. To calculate √ a: Divide …

Jul 23, 2025 · There are various methods using which we can easily find the square root of numbers. Let's learn more about square roots from 1 to 100, Examples, and FAQs in this article. Square Root …

Here is everything you need to know about square numbers and square roots. You will learn what a square number is and how to find the square roots of numbers and expressions.

Master square root numbers with clear explanations, lists, and tips. Build your math skills-learn more now with Vedantu!