That numberth root eg 3 (sqrt) = cubic root
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square root is a number that multiplies into its self to get a number. For example:3x3=9
It is the number whose square root you need to obtain.
The square root of Ab^2 is |b|√A, where A is a positive real number and b is any real number. The absolute value of b is taken to ensure the result is always positive or zero. If b is negative, the result will be |b| times the square root of A.
3 is the square root of 9. 9 is a square number. 9 is the square root of 81. 81 is a square number.
The square root is the number which, multiplied by itself, gives the number you are square rooting.For example,The square root of 36 is 6, because 6 * 6 = 36.* * * * *Note, though, that (-6)*(-6) is also + 36 so -6 is also a square root of 36