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In mathematics, a cube root of a number x is a number such that a3 = x. All real numbers .... For complex numbers, the principal cube root is usually defined as the cube root that has the largest real part, or, equivalently, the cube root whose ...


The cube root of a number is ... ... a special value that when cubed gives the original number. The cube root of 27 is ... ... 3, because when 3 is cubed you get 27.


Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. ... The cube root of a number is a special value that, when used in a ...


Also learn how to find the cube root of a negative number. ... So for this thing to be defined, for it to make sense, it's typical to say that, okay we need to put a ...


In this lesson, we're going to discover the world of cube roots! By the time we're done, you'll be able to define what a cube root is, explain how to solve for the ...


Cube Root. A number that must be multiplied times itself three times to equal a given number. The cube root of x is written or . For example, since . See also.


The cube root of a number a is the answer to the question, "What number, when .... nor negative, so it is not well-defined which cube root is the principal root.


However, extension of the cube root into the complex plane gives a branch cut along the negative real axis for the principal value of the cube root as illustrated ...


Definition of cube root, possibly with links to more information and implementations.

Dec 12, 2014 ... Here's how you do cube roots in your head! Avoid looking like Education Secretary Nicky Morgan who was stumped when asked to do a cube ...