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Tool to compute and simplify a square root. The square root for a number N, is the number noted sqrt(N) that, multiplied by itself, equals N.

Answers to Questions

How to calculate a square root?

The dCode square root calculator allows both positive or negative numbers (thus complex roots) and answers an exact value or an approximate one (the precision can be adjusted by defining a minimum number of significant digits)

What doest sqrt means?

The word sqrt is generally used in the formula to indicate a square root, the word comes from the contraction of square root.

Example: sqrt(2) = \( \sqrt{2} \)

What is a square number?

A square number is the square of an integer.

Example: 3 is an integer, 3^2 = 3*3 = 9 then 9 is a square number.

If the square root of a number x is an integer, then x is a square number.

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Source code

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