abagbbg5 https://blog.hatena.ne.jp/abagbbg5/ mathnbGBのブログ https://abagbbg5.hatenadiary.com/ c; x^6+6 x^5 y+6 x^5+15 x^4 y^2+30 x^4 y-25 x^4+20 x^3 y^3+60 x^3 y^2-100 x^3 y-20 x^3+15 x^2 y^4+60 x^2 y^3-150 x^2 y^2-60 x^2 y-1065 x^2+6 x y^5+30 x y^4-100 x y^3-60 x y^2-2130 x y-3154 x+y^6+6 y^5-25 y^4-20 y^3-1065 y^2-1234 y+1761=0 の 双対曲線 を多様な発想で求め； cの二重接線T を求め,cとTで囲まれる面積をも求めて下さい;https://www.y… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fabagbbg5.hatenadiary.com%2Fentry%2F2022%2F01%2F16%2F191333" title=" - mathnbGBのブログ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2022-01-16 19:13:33 rich https://abagbbg5.hatenadiary.com/entry/2022/01/16/191333 1.0 100%