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Function: require_once

수학동아 - 폴리매스
본문바로가기
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 인성 파탄난 제작자
수학날강두 2020.03.03 01:13 조회 788

A,B,C,D 이렇게 4가지 종류의 사탕이 있는데 이 사탕 중 총 12개를 뽑되, 어느 한 종류도 2개를 뽑으면 안된다고 한다. 이때 사탕을 뽑는 경우의 수는? 

이 문제 어떠셨나요?

글쎄요

0

어려워요

0

  •  
    다시 도전
    Lv.7 2020.03.03 01:20 비밀댓글
    비밀 댓글이 등록 되었습니다.
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    •  
      수학날강두 Lv.5 2020.03.03 01:22

      3,5,4,0 으로 뽑을 수도 있습니다!

      좋아요0
  •  
    다시 도전
    Lv.7 2020.03.03 01:23 비밀댓글
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    •  
      수학날강두 Lv.5 2020.03.03 01:25

      아 그게 3,5,4,0 말고도 다른 방법이 있을 수 있어요

      좋아요0
  •  
    다시 도전
    Lv.7 2020.03.03 01:34 비밀댓글
    비밀 댓글이 등록 되었습니다.
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    •  
      수학날강두 Lv.5 2020.03.03 01:36

      더 있어요 죄송해요 ㅠ

      좋아요0
    •  
      Lv.7 2020.03.03 01:40

      아 멍청인가;; 사탕개수 제한있는줄 알았네요;;

      좋아요0
  •  
    부분해결
    Lv.7 2020.03.03 02:03 비밀댓글
    비밀 댓글이 등록 되었습니다.
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    •  
      수학날강두 Lv.5 2020.03.03 02:04

      좀 더 남았어요 다시 생각해보세요

      좋아요0
  •  
    부분해결
    Lv.7 2020.03.03 02:10 비밀댓글
    비밀 댓글이 등록 되었습니다.
    댓글 작성하기 댓글수3
    •  
      수학날강두 Lv.5 2020.03.03 02:11

      대충 200가지 넘어요 ㅠ(갈 길이 좀 남았어요)

      좋아요0
    •  
      Lv.7 2020.03.03 02:13

      와 ㅋ

      근데 그걸 다 계산하신 거에요? 아니면 공식이나 프로그램 쓰셨나

      좋아요0
    •  
      수학날강두 Lv.5 2020.03.03 04:17

      아 포함과 배제로 되요

      좋아요0
  •  
    해결
    E=mc2 Lv.3 2020.03.03 03:59 비밀댓글
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