Cube root some contexts, particularly when the number whose cube root is to be taken is a real number, one of the cube roots (in this particular case the real one) is referred to as the "principal cube root", denoted with the radical sign . The cube root operation is associative with exponentiation and distributive with multiplication and division if considering only real numbers, but not always if considering complex numbers: for example, the cube of any cube root of 8 is 8, but the three cube roots of 8 are 8, −4 + 4"i", and −4 − 4"i". The cube roots
The Cube (film) joke. Enraged, he tells them he's had enough with their tricks and that no matter what happens he knows he is real. The Man then leaves the Cube as the people applaud him. The Man is then escorted into an office so that the head of the organization can sign his release. Once there, the Man reflects on the revelation of his own realness. He accidentally cuts himself with a knife while demonstrating and is asked to taste his blood. He does so and discovers his blood is strawberry jam. The head of the organization and the office fades away