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Lê Quốc Trần Anh Coordinator

16/06/2018 at 03:06
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  In the following arithmetic sequence, what is the value of m?

-2, 4, m, 16, . . . 




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  • ...
    Nguyễn Mạnh Hùng 17/06/2018 at 00:56

    We see: 

    \(4=-2+6\)

    \(16=4+6+6\)

    So each number in the following arithmetic is less than 6 units than the after number. So \(m=4+6=10\)

    Lê Quốc Trần Anh selected this answer.
  • ...
    huynh anh phuong 19/06/2020 at 06:05

    Nope

    Maybe -8


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