Cubic Root Math Definition
For all x 0 x geq 0 have x 3 x 1 3 sqrt 3 x x 1 3 so this can be emulated by the following function.
Cubic root math definition. All real numbers have exactly one real cube root and a pair of complex conjugate roots and all nonzero complex numbers have three distinct complex cube roots. In mathematics a cube root of a number x is a number y such that y3 x. In mathematics a cube root of a number denoted or x1 3 is a number a such that a x. The cube root of the given number.
The three cube roots of 27i are 3 i 3 3 2 3 2 i and 3 3 2 3 2 i. The number whose cube is equal to a given number. A cube root is the number that multiplies by itself three times in order to create a cubic value. The cube root of x is written or.
For example the real cube root of 8 is 2 because 2 8. All nonzero real numbers have exactly one real cube root and a pair of complex conjugate cube roots and all nonzero complex numbers have three distinct complex cube roots. Cube root a number that must be multiplied times itself three times to equal a given number. For example the real cube root of 8 denoted 3 8 is 2 because 23 8 while the other cube roots of 8 are 1 3i and 1 3i.
A number whose cube is a given number examples of cube root in a sentence the cube root of 8 is 2. Definition of cube root. 3 3 3 27 so the cube root of 27 is 3. The cube root of a number is a special value that when used in a multiplication three times gives that number.
Syntax math cbrt x parameters x a number. For example the cube root of 125 is 5 since 5 3 125. Definition of a cube root. The american heritage science dictionary copyright 2011.
That was a bit of a mouthful. Because cbrt is a static method of math you always use it as math cbrt rather than as a method of a math object you created math is not a constructor.