The principal square root function f x x usually just referred to as the square root function is a function that maps the set of nonnegative real numbers onto itself.
Square root of 1508.
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A number bigger than zero has two square roots.
One is positive bigger than zero and the other is negative.
Only numbers bigger than or equal to zero have real square roots.
A square root of a number is a number that when it is multiplied by itself squared gives the first number again.
For example 2 is the square root of 4 because 2x2 4.
The square root of 150 is 12 24745.
In geometrical terms the square root function maps the area of a square to its side length.
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