The radical symbol, also known as the square root symbol, is used in math to represent the square root operator and to represent taking the nth-root of an expression.

Each positive real number has two square roots, one positive and the other negative. The radical symbol refers to the principal value of the square root function called the principal square root, which is the …

Introduces the radical symbol and the concept of taking roots. Covers basic terminology and demonstrates how to simplify terms containing square roots.

Oct 14, 2025 · For this reason, we use the radical sign √ to denote the principal (nonnegative) square root and a negative sign in front of the radical √ to denote the negative square root. Zero is the only …

In HTML and web-based content, using the √ entity will display the square root symbol. In many word processors and other software, the symbol is readily available in the mathematical or symbols …

The bar acts like parentheses, telling you how to group items and the order of calculation. The radical sign is a symbol that means "root of". The length of the horizontal bar is important. See note below. …

The symbol '√' that expresses a root of a number is known as radical and is read as x radical n or n th root of x. The horizontal line covering the number is called the vinculum and the number under it is …

The square root symbol √ (also known as the radical sign or root symbol) is a mathematical symbol used to indicate the square root operation. When placed before a number, it represents a value that, when …

The radical sign (√) is a mathematical symbol used to denote the root of a number. The most common use is to represent the square root, but it can also be used for other roots, such as the cube root …

Illustrated definition of Radical: A square root, cube root, etc. The symbol is radic;