수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] 인수분해

폴리홀리몰리 2020.04.03 02:34 조회 589

문제 푼 사람 0명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

사차방정식 2x⁴+3x³+4x²+8x+9=0가 x+3으로 나누는 것을

조립제법을 이용하여 풀때

-3 | a c e g i

| b d f h j

|___________________________________

k l m n o

라고 한다.

kx³+lx²+mx+n+o=0을 x-2로 나누면

2 | k l m n+o

| p q r s

|____________________________________

t u v w

(t/2)x²+(2*u)x+(-v)=0의 해를 x,y라고 한다.

a+b+c+d+e+f+g+h+i+j+k+l+m+n+o+p+q+r+s+t+u+v+x+y는?

이전글 속임수문제

다음글 폴리매스 봇

이 문제 어떠셨나요?

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