Kor: "Hey that is the correct answer. You totally FAIL!!! You're supposed to give the WRONG answer, not the right answer.
Kor says this as his mouth is chewing some pizza he was eating.
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Now to answer the above question
incorrectly...
Because Dragonball GT made Goku leave Earth with Shenron after Shenron somehow summoned himself after the Dragonballs returned to normal and were all gathered back together.
What is the formula that the Pythagorean Theorem says is true?