Cube (algebra) however, easy to show that most numbers are not perfect cubes because "all" perfect cubes must have digital root 1, 8 or 9. That is their values modulo 9 may be only −1, 1 and 0. Moreover, the digital root of any number's cube can be determined by the remainder the number gives when divided by 3: Every positive integer can be written as the sum of nine (or fewer) positive cubes. This upper limit of nine cubes cannot be reduced because, for example, 23 cannot be written as the sum of fewer than nine positive cubes: The equation has
The World Is Mine (Ice Cube song) The World Is Mine (Ice Cube song) "The World Is Mine" is a song written, produced and performed by American recording artist Ice Cube. It was released as the first single from the soundtrack to the 1997 action thriller film "Dangerous Ground". It was recorded at Ice Cube's home recording studio Westside Studios in California, and released on January 13, 1997 via Jive Records. Fellow rappers Mack 10 and K-Dee made cameo appearance on the track and in its music video. The single peaked at number 55 on the Hot R&B/Hip-Hop Songs and number 39 on the Hot Rap Songs.