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Lê Quốc Trần Anh Coordinator

25/04/2018 at 03:09
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Find the last digit in $4^{50}$




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  • ...
    Kaya Renger Coordinator 25/04/2018 at 12:42

    \(4^{50}=2^{100}=2^{10}.2^{10}=\left(...4\right).\left(...4\right)=...6\)

    So ....... 

    Lê Quốc Trần Anh selected this answer.
  • ...
    FA NAKROTH 25/04/2018 at 14:38

    450=2100=210.210=(...4).(...4)=...6

    So .......


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