The square roots of 36 are 6 and -6. The square root of a number is a number that, when multiplied by itself, results in the original number. A number that is the square of a whole number, such as 36, is called a perfect... More »

Square roots, designated by the √ symbol, are operations that find a number which, when multiplied by itself, create the number under the radical symbol. Simplifying the square root of a number, or radicand, requires fac... More »

The square root of 40 is 6.3245553. The square root of 40 is also written as 2√10. Numbers that are perfect squares have a whole number as their square roots. More »

A perfect square-root chart lists the integer roots of numbers that have no fractional component. Multiplying these square roots by themselves results in designated perfect squares. For example, the square root of nine i... More »

In order to simplify square roots with variables that are to be multiplied, treat the variables as factors. Once the radicands are factored completely, cancel any like terms and multiply the simplified square roots. More »

To two decimal places, the square roots of 29 are 5.39 and -5.39. Multiplying either of these roots by itself equals 29, therefore satisfying the definition of a square root. More »

A method of solving quadratic equations is to extract the roots. This means that the possible values of x are determined by finding the square root of both sides of the equation. More »