{"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","version":"1.0","image_url":null,"categories":["math-other"],"published":"2022-04-23 23:34:05","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2022%2F04%2F23%2F233405\" title=\"\u222bsin(x)cos(x)dx - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","width":"100%","author_name":"derwind","description":"\u307c\u3093\u3084\u308a\u3068\u898b\u3066\u3044\u308b\u3068$$ \\begin{align*} \\int \\sin x \\cos x dx \\end{align*} $$\u3068\u3044\u3046\u30cd\u30bf\u304c\u3042\u3063\u305f\u3002\u66f0\u304f $\\sin x \\cos x = \\frac{1}{2} \\sin 2x$ \u306a\u306e\u3067\u3001$$ \\begin{align} \\int \\sin x \\cos x dx = \\frac{1}{2} \\int \\sin 2x dx = - \\frac{1}{4} \\cos 2x + C \\tag{1} \\end{align} $$\u3068\u306e\u3053\u3068\u3067\u3042\u308b\u3002\u306a\u308b\u307b\u3069\u3002\u3057\u304b\u3057\u3001$\\frac{d \\sin x}{dx} = \\cos x$ \u3067\u3082\u3042\u308b\u306e\u3067\u3001$$ \\be\u2026","title":"\u222bsin(x)cos(x)dx","author_url":"https://blog.hatena.ne.jp/derwind/","blog_url":"https://randommemory.hatenablog.com/","blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","url":"https://randommemory.hatenablog.com/entry/2022/04/23/233405"}