Nth root Nth root In mathematics, an "n"th root of a number "x", where "n" is usually assumed to be a positive integer, is a number "r" which, when raised to the power "n" yields "x": where "n" is the "degree" of the root. A root of degree 2 is called a "square root" and a root of degree 3, a "cube root". Roots of higher degree are referred by using ordinal numbers, as in "fourth root", "twentieth root", etc. For example: Any non-zero number, considered as complex number, has "n" different "complex roots of degree "n"" ("n"th roots), including those with
Professor's Cube inspection), set by Stanley Chapel of the United States on 27 July 2018 at CubingUSA Nationals 2018. A Filipino TV series from ABS-CBN Entertainment named "Little Big Shots", shows a 10-year old cuber named Franco, who solved a Professor's Cube in 1:47.12 minutes Professor's Cube The Professor's Cube is a combination puzzle, a 5×5×5 version of the Rubik's Cube. It has qualities in common with both the original 3×3×3 Rubik's Cube and the 4×4×4 Rubik's Revenge, and knowing how to solve either can help when working on the 5×5×5 cube. Early versions of the 5×5×5 cube sold at Barnes &