### Topic Page: Cube (Algebra)

**cube**from

*The Hutchinson Unabridged Encyclopedia with Atlas and Weather Guide*

In arithmetic, to multiply a number by itself and then by itself again. For example, 5 cubed = 5^{3} = 5 × 5 × 5 = 125. Alternatively, the cube root of 125 is 5. The term also refers to a number formed by cubing; for example, 1, 8, 27, 64 are the first four cubes.

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squares, cubes, square roots, and cube roots

**cube**

*Philip's Encyclopedia*

In mathematics, the result of multiplying a given number by itself twice. Thus, the cube of a is a x a x a, written a^{3}. A cube is also described as the third power of a number. The cube root is the number that must be multiplied by itself twice over to give a specified number. A cube is also a regular six-sided solid figure (all its edges are equal in length and all its faces are squares).

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##### Full text Article cube

1. The third power of a number. The cube of a is a x a x a , i.e. a 3 . 2. A solid figure that has six identical square...

##### Full text Article cube root

noun the number that, when cubed, produces the given number in question The cube root of 27 is 3 . ...

##### Full text Article cube root

A value or quantity that has a cube equal to a given quantity. The real cube root of 8, written as 3 ∑8, is 2 since 8 = 2 3 . ...