수학동아 - 폴리매스

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함께 풀고 싶은 문제

나도 수학쌤 문장제 문제를 변형해 문제를 내는 곳입니다.

[문장제 문제&개념응용] 입자 반사

우럭 2021.01.11 18:00 조회 387

문제 푼 사람 0명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

(0, 1), (0, -1)에서 x축에 평행하게 직선을 긋자.

(0, 0) 에 입자를 넣으면,

이 입자는 항상 같은 입/반사각으로 반사를 한다.

그렇다면, 이 입자가 (29,-1)에서 (31, 1)를

잇는 직선을 통과하기 위한 입자의 처음 반사 위치

범위를 구하시오.[풀이 필수]

이전글 원소들의 2048!

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오서준 Lv.6 2021.01.12 00:45

문제를 정성들여서 내주셨는데, 예비초6이 읽긴 조큼 어렵네요(머쓱) 조금만 쉽게 해석해주실수 있나요?

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