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steve jobs

18/03/2017 at 10:12
Answers
3
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Given m+n = 11 and mn = 9, find the value of \(m^2+n^2\).


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  • ...
    mathlove 18/03/2017 at 11:05

    \(m^2+n^2=\left(m+n\right)^2-2mn=103\)

    steve jobs selected this answer.
  • ...
    FA KAKALOTS 06/02/2018 at 12:31

    m2+n2

    = (m+n)2-2mn

    = 112-2.9

    =121-18

    =103

  • ...
    Nguyễn Trần Thành Đạt 18/03/2017 at 16:44

    m2+n2

    = (m+n)2-2mn

    = 112-2.9

    =121-18

    =103


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