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Math Help - Rings

  1. #1
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    Question Rings

    let R be a ring in which x^3 = X for every x element of R. Prove that R is commutative
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  2. #2
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    Quote Originally Posted by Godisgood View Post
    let R be a ring in which x^3 = X for every x element of R. Prove that R is commutative
    some time ago i gave the best approach to solving this problem, and more problems of this kind, in this thread: http://www.mathhelpforum.com/math-he...-fun-36-a.html

    if you still couldn't complete the proof, let us know.
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