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[창의 퍼즐] [대수] 특이한 이차방정식
수학자p 2020.09.03 16:57 조회 489
문제 푼 사람 1명
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

이차 방정식 (x+a1)2+(x+a2)2+............+(x+an)2=0은 항상 허근을 가짐을 증명하여라. 또는 이를 반증하여라. (단, a1, a2,..........,an은 서로 다른 실수)

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    해결
    mwryan Lv.6 2020.09.03 18:12 비밀댓글

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    Function: getLatexImg

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    Function: require_once

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    Line: 236
    Function: getLatexImg

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    Function: parseLatexImg

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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
    Line: 315
    Function: require_once

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    Backtrace:

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
    Line: 202
    Function: mkdir

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
    Line: 236
    Function: getLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view_comment_list.php
    Line: 90
    Function: parseLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view.php
    Line: 343
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    Line: 315
    Function: require_once

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    Function: require_once

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    Function: getLatexImg

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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Line: 236
    Function: getLatexImg

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    Line: 90
    Function: parseLatexImg

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    Line: 343
    Function: view

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    Function: require_once

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    Line: 236
    Function: getLatexImg

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    Line: 90
    Function: parseLatexImg

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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Function: file_put_contents

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    Function: getLatexImg

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    Function: parseLatexImg

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    Function: getLatexImg

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    Function: parseLatexImg

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    Function: view

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    Function: file_put_contents

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    Line: 236
    Function: getLatexImg

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    Line: 90
    Function: parseLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view.php
    Line: 343
    Function: view

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
    Line: 558
    Function: view

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
    Line: 315
    Function: require_once

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