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Function: require_once
수학동아 - 폴리매스
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 이차방정식의 실행 (계략/실행/충돌/쿠파)
관종이
2020.02.06 08:36
조회 624
한편, 버섯왕국의 피치공주는 근의 공식의 계략을 알아차리고,
마리오, 루이지, 쿠파, 링크, 소닉과 여울을 첩보요원으로 수학나라로 보냈다.
하지만 소닉은 가는 도중에 배가 아프다는 핑계로 첩보대를 나갔다.
그리고 마리오는 결국 근의 공식에 의해 발각되어 공격을 당한 뒤 병원으로 실려 갔다.
루이지, 링크, 쿠파와 여울은 이차방정식이 낸 문제를 막으려고 더 강력한 문제를 만들었다.
문제는 다음과 같았다.
x4-3x2+k=0의 네 근 중 두 근의 합이 1일 때, 상수 k의 값은?
-
쿠키쿠키런
Lv.5
2020.02.06 16:58
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