Square root of a given number is another, non-negative, number that, when squared, equal to the given number. It is written as

.

. A root of n-th degree of a given number is another number that, when taken to n-th degree, is equal to a given number:

. Root of second degree is the same as square root, root of third degree is called cubic root.
Algebra.Com is a people's math website. It relies on people, such
as yourself, who create our content. All solvers and lessons are
submitted by algebra.com's users. They retain copyright to their
content, although they do grant rights to algebra.com.