数c複素数平面#16/20【三角形の決定】複素数が作る三角形の形状｜入試頻出
Synopsis
複素数のなす角を求めて三角形の形状決定をする例題です。前回と違って，今回は2次式が与えられています。 ▽現役数学教師（ ...
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