Mathematics
Senior High
Resolved
わかるんですが一応のための質問です。お願いします。
※3次方程式にも解と係数の関係は成り立つ。
ax+bx?+cx+d=0の3つの解を a,B,rとする
Te)
α+β+r=--
aβ+Br+rα=
12)
apr=-
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