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Function: model

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Line: 559
Function: get_footer

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

수학동아 - 폴리매스
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[문장제 문제&개념응용] 직선 삼형제
17수락 2021.08.08 05:35 조회 308
문제 푼 사람 1명
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

좌표평면 마을에 직선 삼형제가 살고 있었다

세 직선의 방정식은 2x+3y=0, x+y=3, 2x-ky=24이다

삼형제가 워낙 6을 좋아해서 그들은 좌표평면을 여섯 부분으로 나누고, 육각형을 좋아하고 삼각형을 싫어해서 삼각형을 만들지 않는다

k의 값을 모두 구하여라

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