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Thread: Problem about base changing

  1. #1
    kym
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    Problem about base changing



    I already know the answer is D, but how is this problem solved?
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  2. #2
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    Re: Problem about base changing

    Looks like the answer is b not d

    maybe it is d not b
    Last edited by Idea; Dec 3rd 2017 at 10:22 AM.
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