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loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey5.jpg\" alt=\"\" width=\"400\" height=\"407\" class=\"aligncenter size-full wp-image-5163\" \/><\/p>\n<p>\u4e8c\u6b21\u95a2\u6570\u3067\u306f\u3001\u5927\u7832\u306e\u8ecc\u9053\u3084\u8eca\u306e\u901f\u5ea6\u3068\u540c\u3058\u3088\u3046\u306b\u653e\u7269\u7dda\u306e\u30b0\u30e9\u30d5\u306b\u306a\u308a\u307e\u3059\u3002\u8eca\u3092\u767a\u9032\u3055\u305b\u308b\u5834\u5408\u3067\u306f\u3001\u6642\u9593\u7d4c\u904e\u3068\u5171\u306b\u8eca\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u4e0a\u6607\u3059\u308b\u3053\u3068\u3067\u4e8c\u6b21\u95a2\u6570\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\\(x\\)\u8ef8\u3092\u6642\u9593\uff08\u79d2\uff09\u3001\\(y\\)\u8ef8\u3092\u9032\u3093\u3060\u8ddd\u96e2\uff08m\uff09\u3068\u3059\u308b\u3068\u3001\\(y\\)\u306e\u5909\u5316\u91cf\uff08\u9032\u3093\u3060\u8ddd\u96e2\uff09\u306b\u5bfe\u3057\u3066\\(x\\)\u306e\u5909\u5316\u91cf\uff08\u7d4c\u904e\u3057\u305f\u6642\u9593\uff09\u3092\u5272\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u901f\u5ea6\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\\(y=x^2\\)\u306e\u30b0\u30e9\u30d5\u3067\u306f\u3001\u8eca\u304c\u767a\u4fe1\u3057\u30661\uff5e3\u79d2\u306e\u3068\u304d\u306e\u5e73\u5747\u901f\u5ea6\u306f\u3044\u304f\u3089\u3067\u3057\u3087\u3046\u304b\u3002\u30b0\u30e9\u30d5\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u5ea7\u6a19\u306f\\((1,1)\\)\u3068\\((3,9)\\)\u3067\u3059\u3002\u3064\u307e\u308a\u30012\u79d2\u7d4c\u904e\u3059\u308b\u3053\u3068\u30678m\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u30011\uff5e3\u79d2\u306e\u9593\u306e\u5e73\u5747\u901f\u5ea6\u306f\u6bce\u79d24m\u3067\u3059\u3002<\/p>\n<ul>\n<li>\\(\\displaystyle\\frac{8}{2}=4\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey6.jpg\" alt=\"\" width=\"400\" height=\"407\" class=\"aligncenter size-full wp-image-5164\" \/><\/p>\n<p>\u3064\u307e\u308a\\(x\\)\u8ef8\u304c\u6642\u9593\u3001\\(y\\)\u8ef8\u304c\u8ddd\u96e2\u3092\u8868\u3059\u3068\u304d\u30012\u70b9\u3092\u7d50\u3076\u7dda\u306f\u5e73\u5747\u901f\u5ea6\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002\u8981\u306f\u3001<span style=\"color: #ff0000;\">\u50be\u304d\u306f\u901f\u5ea6\u3067\u3042\u308b<\/span>\u3068\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u4e00\u77ac\u306b\u52d5\u304f\u50be\u304d\u3092\u6e2c\u5b9a\u3057\u3001\u30b0\u30e9\u30d5\u306e\u50be\u304d\u3092\u8a08\u7b97\u3059\u308b<\/h3>\n<p>\u305f\u3060\u4e8c\u6b21\u95a2\u6570\u306e\u30b0\u30e9\u30d5\uff08\u653e\u7269\u7dda\u306e\u30b0\u30e9\u30d5\uff09\u3067\u306f\u3001\u6642\u9593\u7d4c\u904e\u3068\u5171\u306b\u901f\u5ea6\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u307e\u305f\u79c1\u305f\u3061\u304c\u77e5\u308a\u305f\u3044\u306e\u306f\u30012\u70b9\u3092\u7d50\u3076\u76f4\u7dda\u306e\u50be\u304d\uff08\u901f\u3055\uff09\u3067\u306f\u306a\u304f\u3001\u3042\u308b\u7279\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u901f\u3055\u3092\u77e5\u308a\u305f\u3044\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u306b\u306f\u3001\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u5148\u307b\u3069\u3001\\((1,1)\\)\u3068\\((3,9)\\)\u306e2\u70b9\u3092\u5229\u7528\u3057\u3066\u5e73\u5747\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u305f\u3002\u305d\u3053\u3067\u4e00\u3064\u306e\u70b9\u3092\u57fa\u6e96\u306b\u3057\u3066\u3001\u5c11\u3057\u3060\u3051\u6642\u9593\u304c\u7d4c\u904e\u3057\u305f\u5834\u9762\u3092\u8003\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u4f8b\u3048\u3070\\(y=x^2\\)\u306e\u95a2\u6570\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002h\u79d2\u304c\u7d4c\u904e\u3059\u308b\u3068\u3001\\((x,x^2)\\)\u306e\u5ea7\u6a19\u304b\u3089\\((x+h,(x+h)^2)\\)\u306b\u79fb\u52d5\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\\(x\\)\u8ef8\u306e\u5909\u5316\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\((x+h)-x=h\\)<\/p>\n<p>\u307e\u305f\u3001\\(y\\)\u8ef8\u306e\u5909\u5316\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(f(x+h)-f(x)\\)<\/p>\n<p>\\(=(x+h)^2-x^2\\)<\/p>\n<p>\\(=x^2+2hx+h^2-x^2\\)<\/p>\n<p>\\(=2hx+h^2\\)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey9.jpg\" alt=\"\" width=\"600\" height=\"411\" class=\"aligncenter size-full wp-image-5165\" \/><\/p>\n<p>\u305d\u306e\u305f\u3081\u3001h\u79d2\u7d4c\u904e\u3059\u308b\u3068\u304d\u306e\u5e73\u5747\u901f\u5ea6\u306f\u4ee5\u4e0b\u306e\u5f0f\u306b\u3088\u3063\u3066\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\displaystyle\\frac{2hx+h^2}{h}=2x+h\\)<\/li>\n<\/ul>\n<p>\u3053\u3053\u3067\u3001<span style=\"color: #0000ff;\">h\u306e\u5024\u3092\u9650\u308a\u306a\u304f0\u306b\u8fd1\u3065\u3051\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/span>h\u30920.000000001\u79d2\u306b\u3059\u308b\u306e\u3067\u3059\u3002\u305d\u3046\u3059\u308b\u3068\u30012\u70b9\u9593\u306e\u5e73\u5747\u901f\u5ea6\u3067\u306f\u3042\u308b\u3082\u306e\u306e\u3001h\u306e\u5024\u304c\u975e\u5e38\u306b\u5c0f\u3055\u3044\u305f\u3081\u3001\u5b9f\u8cea\u7684\u306b\u4e00\u70b9\u3067\u306e\u901f\u5ea6\u3092\u8868\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305fh\u306e\u5024\u306f\u975e\u5e38\u306b\u5c0f\u3055\u304f\u3001\u307b\u307c0\u3067\u3042\u308b\u305f\u3081\\(h\u22520\\)\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u306a\u304a\u3001h\u3092\u9650\u308a\u306a\u304f\u5c0f\u3055\u304f\u3057\u30660\u306b\u8fd1\u3065\u3051\u308b\u3053\u3068\u3092\\(\\displaystyle \\lim_{ h \\to 0 }\\)\u3068\u8868\u73fe\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\displaystyle \\lim_{ h \\to 0 } 2x+h=2x\\)<\/li>\n<\/ul>\n<p>\u3053\u3046\u3057\u3066\\(y=x^2\\)\u306e\u95a2\u6570\u3067\u306f\u3001\u7279\u5b9a\u306e\u5ea7\u6a19\u306e\u50be\u304d\u304c\\(2x\\)\u306b\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002\\(y=x^2\\)\u306e\u95a2\u6570\u306b\u3064\u3044\u3066\u3001\\(x=3\\)\u306e\u3068\u304d\u306e\u50be\u304d\uff08\u901f\u3055\uff09\u306f\\(2\u00d73=6\\)\u3067\u3059\u3002\u307e\u305f\\(x=4\\)\u306e\u3068\u304d\u306e\u50be\u304d\uff08\u901f\u3055\uff09\u306f\\(2\u00d74=8\\)\u3067\u3059\u3002<span style=\"color: #0000ff;\">\u50be\u304d\u3092\u8a08\u7b97\u3067\u304d\u308b\u65b0\u305f\u306a\u95a2\u6570\u3092\u5c0e\u304d\u51fa\u3059\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u901f\u3055\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/span><\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u50be\u304d\u3092\u8a08\u7b97\u3067\u304d\u308b\u65b0\u305f\u306a\u95a2\u6570\u3092\u5c0e\u304d\u51fa\u3059\u306e\u304c\u5fae\u5206\u3067\u3059\u3002\u5fae\u5206\u3068\u306f\u3001\u50be\u304d\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u6570\u5b66\u306a\u306e\u3067\u3059\u3002<\/p>\n<h3>\u7bb1\u306e\u5bb9\u91cf\u304c\u6700\u5927\u306b\u306a\u308b\u4f53\u7a4d\u3092\u5fae\u5206\u306b\u3088\u3063\u3066\u8a08\u7b97\u3059\u308b<\/h3>\n<p>\u306a\u304a\u5b9f\u969b\u306b\u5fae\u5206\u3092\u3059\u308b\u3068\u304d\u3001\u5148\u307b\u3069\u306e\u3088\u3046\u306a\u9762\u5012\u306a\u8a08\u7b97\u306f\u3057\u307e\u305b\u3093\u3002\u3064\u307e\u308a\u3001h\u79d2\u304c\u7d4c\u904e\u3057\u305f\u3068\u304d\u306e\u50be\u304d\u3092\u8a08\u7b97\u3001\\(\\displaystyle \\lim_{ h \\to 0 }\\)\u3092\u5229\u7528\u3057\u3066\u50be\u304d\u3092\u51fa\u3059\u3053\u3068\u306f\u3057\u307e\u305b\u3093\u3002\u305d\u3046\u3067\u306f\u306a\u304f\u3001\u516c\u5f0f\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\\(f(x)=ax^n\\)\u3092\u5fae\u5206\u3059\u308b\u3068\u304d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(f'(x)=a\u00d7nx^{n-1}\\)<\/li>\n<\/ul>\n<p>\u203b\\(f'(x)\\)\u3068\u306f\u3001\\(f(x)\\)\u3092\u5fae\u5206\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\\(x^3\\)\u3067\u3042\u308c\u3070\u3001\u5fae\u5206\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rku3.jpg\" alt=\"\" width=\"313\" height=\"211\" class=\"aligncenter size-full wp-image-5166\" \/><\/p>\n<p>\u540c\u3058\u3088\u3046\u306b\u3001\u516c\u5f0f\u3092\u5229\u7528\u3057\u3066\\(y=f(x)=x^2\\)\u3092\u5fae\u5206\u3059\u308b\u3068\u3001\\(y&#8217;=2x\\)\u306b\u306a\u308a\u307e\u3059\u3002\u5148\u307b\u3069\u4f8b\u3068\u3057\u3066\\(y=x^2\\)\u3092\u5fae\u5206\u3057\u307e\u3057\u305f\u304c\u3001\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u7c21\u5358\u306b\\(y&#8217;=2x\\)\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f<span style=\"color: #0000ff;\">\u3069\u306e\u3088\u3046\u306a\u95a2\u6570\u3067\u3042\u3063\u3066\u3082\u3001\u5fae\u5206\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u7279\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u306e\u50be\u304d\u3092\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span>\u305d\u306e\u305f\u3081\u3001\u975e\u5e38\u306b\u591a\u304f\u306e\u5206\u91ce\u3067\u5fae\u5206\u304c\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u5b9f\u969b\u306b\u5fae\u5206\u3092\u5229\u7528\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u4e00\u8fba\u304c30cm\u306e\u7d19\u304c\u3042\u308a\u307e\u3059\u3002\u7d19\u306e\u56db\u9685\u3092\\(x\\)cm\u5207\u308a\u53d6\u308b\u3068\u304d\u3001\u5b8c\u6210\u3055\u308c\u308b\u4f53\u7a4d\u306f\\(y\\)cm<sup>3<\/sup>\u306b\u306a\u308a\u307e\u3059\u3002\u4f53\u7a4d\u304c\u6700\u5927\u306b\u306a\u308b\u3088\u3046\u306b\u5207\u308a\u53d6\u308b\u306b\u306f\u3001\u7d19\u3092\u4f55\u30bb\u30f3\u30c1\u5207\u308a\u53d6\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u307e\u305f\u3001\\(y\\)\u306e\u6700\u5927\u5024\u306f\u3044\u304f\u3089\u3067\u3059\u304b\uff1f<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey12.jpg\" alt=\"\" width=\"600\" height=\"291\" class=\"aligncenter size-full wp-image-5167\" \/><\/p>\n<p>\u4f53\u7a4d\u306e\u8a08\u7b97\u5f0f\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(x(30-2x)(30-2x)\\)\\(=4x^3-120x^2+900x\\)<\/p>\n<p>\u3053\u306e\u95a2\u6570\u306b\u3064\u3044\u3066\u3001\\(y\\)\u304c\u6700\u5927\u306b\u306a\u308b\\(x\\)\u306e\u5024\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002\u4e00\u8fba\u306e\u9577\u3055\u306f30cm\u3067\u3042\u308b\u305f\u3081\u3001\\(0&lt;x&lt;15\\)\u3067\u3059\u3002\u305d\u3053\u3067\u30b0\u30e9\u30d5\u3092\u63cf\u304f\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey14.jpg\" alt=\"\" width=\"388\" height=\"317\" class=\"aligncenter size-full wp-image-5168\" \/><\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u30b0\u30e9\u30d5\u3092\u63cf\u304f\u3068\u3001<span style=\"color: #ff0000;\">\u50be\u304d\u304c0\u306e\u3068\u304d\u306b\\(y\\)\u304c\u6700\u5927\u306b\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/span>\\(x\\)\u306e\u5024\u304c\u5897\u3048\u308b\u3068\u3001\\(y\\)\u306e\u5024\u304c\u5897\u3048\u307e\u3059\u3002\u305f\u3060\u3001\u3042\u308b\u6642\u70b9\u304b\u3089\\(x\\)\u306e\u5024\u304c\u5897\u52a0\u3059\u308b\u306b\u3057\u305f\u304c\u3063\u3066\u3001\\(y\\)\u306e\u5024\u304c\u6e1b\u5c11\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30b0\u30e9\u30d5\u306e\u50be\u304d\u3092\u8abf\u3079\u308b\u3053\u3068\u306b\u3088\u3063\u3066\\(y\\)\u306e\u6700\u5927\u5024\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u304f\u305f\u3081\u3001\\(f(x)=4x^3-120x^2+900x\\)\u3092\u5fae\u5206\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(f(x)&#8217;=4\u00d73x^2-120\u00d72x+900\\)<\/p>\n<p>\\(f(x)&#8217;=12x^2-240x+900\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u5fae\u5206\u3059\u308b\u3053\u3068\u3067\u65b0\u305f\u306a\u95a2\u6570\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u3001\\(f'(x)=0\\)\u306b\u306a\u308b\\(x\\)\u306e\u5024\u3092\u898b\u3064\u3051\u307e\u3057\u3087\u3046\u3002\u305d\u3053\u3067\u56e0\u6570\u5206\u89e3\u3092\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(f'(x)=12x^2-240x+900\\)<\/p>\n<p>\\(f'(x)=12(x^2-20x+75)\\)<\/p>\n<p>\\(f'(x)=12(x-5)(x-15))\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\\(x=5\\)\u307e\u305f\u306f\\(x=15\\)\u306e\u3068\u304d\u3001\u50be\u304d\u304c0\u306b\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u305f\u3060\\(0&lt;x&lt;15\\)\u306a\u306e\u3067\u3001\\(x=5\\)\u306e\u307f\u304c\u7b54\u3048\u3067\u3059\u3002<\/p>\n<p>\\(f(x)=4x^3-120x^2+900x\\)\u306e\u5f0f\u3067\u306f\u3001\\(x=5\\)\u3067\u50be\u304d\u304c0\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\\(x=5\\)\u306e\u3068\u304d\u3001\\(y\\)\u304c\u6700\u5927\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\\(x\\)\u306b5\u3092\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(f(5)=4\u00d75^3-120\u00d75^2+900\u00d75\\)\\(=2000\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u4f53\u7a4d\u306e\u6700\u5927\u306f2000cm<sup>3<\/sup>\u306b\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u5fae\u5206\u3092\u5b66\u3076\u3068\u304d\u3001\u306a\u305c\u5fae\u5206\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u304b\u7406\u89e3\u3067\u304d\u306a\u3044\u4eba\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002\u305f\u3060\u3001\u3042\u306a\u305f\u306f\u5fae\u5206\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u4f53\u7a4d\u306e\u6700\u5927\u5024\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u305d\u306e\u305f\u3081\u3001\u306a\u305c\u5fae\u5206\u304c\u591a\u304f\u306e\u5834\u9762\u3067\u5229\u7528\u3055\u308c\u308b\u306e\u304b\u5c11\u3057\u306f\u7406\u89e3\u3067\u304d\u305f\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2>\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u306e\u304c\u7a4d\u5206<\/h2>\n<p>\u5fae\u5206\u3092\u5b66\u3093\u3060\u5f8c\u3001\u5fc5\u305a\u7fd2\u3046\u3053\u3068\u306b\u306a\u308b\u306e\u304c\u7a4d\u5206\u3067\u3059\u3002\u5fae\u5206\u3092\u7406\u89e3\u3059\u308b\u3068\u3044\u3046\u306e\u306f\u3001\u7a4d\u5206\u3092\u7406\u89e3\u3059\u308b\u306e\u3068\u610f\u5473\u304c\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u7a4d\u5206\u306f\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u95a2\u6570\u306e\u9762\u7a4d\u306e\u8a08\u7b97\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\\(y=2x\\)\u306e\u30b0\u30e9\u30d5\u3067\u306f\u3001\u76f4\u7dda\u306e\u4e0b\u306e\u9762\u7a4d\u306f\u3044\u304f\u3089\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u306e\u95a2\u6570\u3067\u306f\u3001\u6a2a\u306e\u9577\u3055\u304c\\(x\\)\u3001\u305f\u3066\u306e\u9577\u3055\u304c\\(2x\\)\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u9762\u7a4d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x\u00d72x\u00d7\\displaystyle\\frac{1}{2}=x^2\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/rey15.jpg\" alt=\"\" width=\"300\" height=\"337\" class=\"aligncenter size-full wp-image-5169\" \/><\/p>\n<p>\u4e00\u6b21\u95a2\u6570\u306e\u9762\u7a4d\u3092\u51fa\u3059\u3068\u304d\u3001\u7279\u306b\u96e3\u3057\u3044\u3053\u3068\u3092\u8003\u3048\u308b\u3053\u3068\u306a\u304f\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u66f2\u7dda\u306e\u95a2\u6570\u3067\u9762\u7a4d\u306f\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3059\u308b\u306e\u304b<\/h3>\n<p>\u4e00\u65b9\u3067\u66f2\u7dda\u306e\u5834\u5408\u306f\u3069\u306e\u3088\u3046\u306b\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308c\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u4f8b\u3048\u3070\u3001\\(y=3x^2\\)\u306e\u9762\u7a4d\u306f\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u7a4d\u5206\u304c\u767a\u898b\u3055\u308c\u308b\u4ee5\u524d\u3001\u66f2\u7dda\u306e\u9762\u7a4d\u3092\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3057\u3066\u3044\u305f\u304b\u3068\u3044\u3046\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f2\u7dda\u306e\u4e0b\u306b\u591a\u304f\u306e\u9577\u65b9\u5f62\u3092\u6577\u304d\u3064\u3051\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u8a08\u7b97\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt2.jpg\" alt=\"\" width=\"600\" height=\"215\" class=\"aligncenter size-full wp-image-5170\" \/><\/p>\n<p>\u9577\u65b9\u5f62\u3067\u3042\u308c\u3070\u3001\u6a2a\u3068\u305f\u3066\u306e\u9577\u3055\u3092\u304b\u3051\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u9762\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u6a2a\u5e45\u306e\u5927\u304d\u3044\u9577\u65b9\u5f62\u3067\u306f\u3001\u66f2\u7dda\u306e\u9762\u7a4d\u3092\u6b63\u78ba\u306b\u8a08\u7b97\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u3067<span style=\"color: #0000ff;\">\u6a2a\u5e45\u304c\u975e\u5e38\u306b\u77ed\u3044\u9577\u65b9\u5f62\u3092\u4f5c\u308a\u3001\u305f\u304f\u3055\u3093\u6577\u304d\u8a70\u3081\u308c\u3070\u3001\u66f2\u7dda\u306e\u4e0b\u306e\u9762\u7a4d\u304c\u3044\u304f\u3089\u306a\u306e\u304b\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p>\u6b63\u78ba\u306a\u5024\u3092\u51fa\u3059\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3082\u306e\u306e\u3001\u8fd1\u4f3c\u5024\u3092\u8a08\u7b97\u3067\u304d\u308b\u3068\u3044\u3046\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u65b9\u6cd5\u306b\u3088\u3063\u3066\u8a08\u7b97\u3059\u308b\u3068\u3001\\(y=3x^2\\)\u306e\u4e8c\u6b21\u95a2\u6570\u3067\u306f\u3001\\(x=1\\)\u306e\u3068\u304d\u306e\u9762\u7a4d\u304c1\u306b\u306a\u308b\u3068\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u540c\u3058\u65b9\u6cd5\u3067\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3068\u3001\\(x\\)\u304c2\u306e\u3068\u304d\u306b\u9762\u7a4d\u306f8\u306b\u306a\u308a\u307e\u3059\u3002\\(x\\)\u304c3\u306e\u3068\u304d\u3001\u9762\u7a4d\u306f27\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3057\u3066\u5c0f\u3055\u3044\u9577\u65b9\u5f62\u3092\u6577\u304d\u8a70\u3081\u3001\u9762\u7a4d\u3092\u8a08\u7b97\u3057\u3066\u3044\u304f\u3068\u3001\u9762\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u308b\u65b0\u305f\u306a\u95a2\u6570\u3068\u3057\u3066\\(y=x^3\\)\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u9577\u65b9\u5f62\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u9762\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u308b\u3053\u3068\u3092\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u5fae\u5206\u3068\u7a4d\u5206\u306f\u9006\u306e\u95a2\u4fc2\u306b\u3042\u308b<\/h3>\n<p>\u9762\u7a4d\u306e\u8a08\u7b97\u306b\u3064\u3044\u3066\u3001\u3053\u3053\u307e\u3067\u306e\u8a71\u3092\u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(y=2x\\)\u306e\u9762\u7a4d\uff1a\\(x^2\\)<\/li>\n<li>\\(y=3x^2\\)\u306e\u9762\u7a4d\uff1a\\(x^3\\)<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u5f0f\u3092\u898b\u3066\u3001\u4f55\u304b\u6c17\u3065\u304f\u3053\u3068\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002\\(y=x^2\\)\u3092\u5fae\u5206\u3059\u308b\u3068\u3001\\(y=2x\\)\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\\(y=2x\\)\u3092\u7a4d\u5206\u3059\u308b\u3068\\(y=x^2\\)\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\\(x^3\\)\u3092\u5fae\u5206\u3059\u308b\u3068\u3001\\(y=3x^2\\)\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001\\(y=3x^2\\)\u3092\u7a4d\u5206\u3059\u308b\u3068\\(y=x^3\\)\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt3.jpg\" alt=\"\" width=\"600\" height=\"94\" class=\"aligncenter size-full wp-image-5171\" \/><\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001<span style=\"color: #ff0000;\">\u5fae\u5206\u3068\u7a4d\u5206\u306f\u9006\u306e\u95a2\u4fc2\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/span>\u3059\u3079\u3066\u306e\u95a2\u6570\u306b\u3064\u3044\u3066\u3001\u3053\u306e\u95a2\u4fc2\u304c\u6210\u308a\u7acb\u3064\u3068\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u5fae\u5206\u306e\u9006\u304c\u7a4d\u5206\u3067\u3042\u308b\u305f\u3081\u3001\u5fae\u5206\u306e\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u7a4d\u5206\u306e\u516c\u5f0f\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\\(f(x)=x^n\\)\u3092\u7a4d\u5206\u3059\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\displaystyle\\frac{1}{n+1}x^{n+1}+C\\)<\/li>\n<\/ul>\n<p>C\u306f\u5b9a\u6570\u3067\u3042\u308a\u3001\u91cd\u8981\u3067\u306f\u306a\u3044\u306e\u3067\u7121\u8996\u3092\u3057\u3066\u3082\u3089\u3063\u3066\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002\u5fae\u5206\u3059\u308b\u3068\u5b9a\u6570C\u306f\u6d88\u3048\u308b\u305f\u3081\u3001\u7a4d\u5206\u306e\u516c\u5f0f\u3067\u306fC\u3092\u52a0\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001\u5fae\u5206\u306e\u9006\u3092\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u7a4d\u5206\u306e\u516c\u5f0f\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u5fae\u5206\u3068\u7a4d\u5206\u3067\u7406\u89e3\u3059\u308b\u5186\u3068\u7403\u306e\u516c\u5f0f<\/h3>\n<p>\u3053\u3053\u307e\u3067\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3059\u308c\u3070\u3001\u5186\u306e\u516c\u5f0f\u3068\u7403\u306e\u516c\u5f0f\u306e\u8b0e\u304c\u89e3\u3051\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u4ee5\u4e0b\u306e\u5186\u306e\u516c\u5f0f\u3092\u7fd2\u3044\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u5186\u5468\u306e\u9577\u3055\uff1a\u76f4\u5f84\\(\u00d7\u03c0=2\u03c0r\\)<\/li>\n<li>\u5186\u5468\u306e\u9762\u7a4d\uff1a\u534a\u5f84\\(\u00d7\\)\u534a\u5f84\\(\u00d7\u03c0=\u03c0r^2\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt4.jpg\" alt=\"\" width=\"152\" height=\"152\" class=\"aligncenter size-full wp-image-5172\" srcset=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt4.jpg 152w, https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt4-150x150.jpg 150w\" sizes=\"auto, (max-width: 152px) 100vw, 152px\" \/><\/p>\n<p>\u5186\u5468\u306e\u9577\u3055\u3092\u51fa\u3059\u516c\u5f0f\uff08\\(2\u03c0r\\)\uff09\u306b\u3064\u3044\u3066\u3001r\u3092\u57fa\u6e96\u306b\u7a4d\u5206\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u305d\u3046\u3059\u308b\u3068\u3001\u5186\u306e\u9762\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\uff08\\(\u03c0r^2\\)\uff09\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u5186\u306e\u9762\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u3092\u5fae\u5206\u3059\u308b\u3068\u3001\u5186\u5468\u306e\u9577\u3055\u3092\u6c42\u3081\u308b\u516c\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5148\u306b\u89e3\u8aac\u3057\u305f\u901a\u308a\u3001\u66f2\u7dda\u306e\u4e0b\u306e\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u6a2a\u5e45\u304c\u975e\u5e38\u306b\u77ed\u3044\u9577\u65b9\u5f62\u3092\u5bc4\u305b\u96c6\u3081\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u9762\u7a4d\u306e\u8a08\u7b97\u3092\u3057\u307e\u3057\u305f\u3002\u540c\u3058\u3088\u3046\u306b\u8003\u3048\u308b\u3068\u3001<span style=\"color: #0000ff;\">\u5186\u306e\u9762\u7a4d\u3068\u3044\u3046\u306e\u306f\u3001\u308f\u305a\u304b\u306a\u539a\u3055\u3092\u3082\u3064\u5186\u5468\u3092\u975e\u5e38\u306b\u305f\u304f\u3055\u3093\u5bc4\u305b\u96c6\u3081\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt5.jpg\" alt=\"\" width=\"356\" height=\"132\" class=\"aligncenter size-full wp-image-5173\" \/><\/p>\n<p>\u5186\u5468\u306e\u9577\u3055\u3068\u5186\u306e\u9762\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u5fae\u5206\u3068\u7a4d\u5206\u3092\u7406\u89e3\u3057\u3066\u3044\u308c\u3070\u3001\u4e92\u3044\u306e\u95a2\u4fc2\u6027\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u7403\u306e\u516c\u5f0f\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u7403\u306e\u8868\u9762\u7a4d\u3068\u7403\u306e\u4f53\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u7403\u306e\u8868\u9762\u7a4d\uff1a\\(4\u03c0r^2\\)<\/li>\n<li>\u7403\u306e\u4f53\u7a4d\uff1a\\(\\displaystyle\\frac{4}{3}\u03c0r^3\\)<\/li>\n<\/ul>\n<p>\u7403\u306e\u8868\u9762\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u306b\u3064\u3044\u3066\u3001r\u306b\u7740\u76ee\u3057\u3066\u7a4d\u5206\u3057\u307e\u3057\u3087\u3046\u3002\u305d\u3046\u3059\u308b\u3068\u3001\u7403\u306e\u4f53\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u7403\u306e\u4f53\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u3092\u5fae\u5206\u3059\u308b\u3068\u3001\u7403\u306e\u8868\u9762\u7a4d\u3092\u51fa\u3059\u516c\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u308f\u305a\u304b\u306a\u539a\u3055\u3092\u3082\u3064\u7403\u306b\u3064\u3044\u3066\u3001\u8868\u9762\u7a4d\uff08\u7403\u306e\u6bbb\uff09\u3092\u4f55\u679a\u3082\u91cd\u306d\u308b\u3068\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002\u8584\u3044\u8868\u9762\u304c\u91cd\u306a\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u6700\u7d42\u7684\u306b\u7403\u306e\u4f53\u7a4d\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u7403\u306e\u8868\u9762\u7a4d\u3092\u7a4d\u5206\u3059\u308b\u3068\u3001\u7403\u306e\u4f53\u7a4d\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<h2>\u30ed\u30b1\u30c3\u30c8\u306e\u4f4d\u7f6e\u306f\u5fae\u5206\u30fb\u7a4d\u5206\u3067\u8a08\u7b97\u3067\u304d\u308b<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u5fae\u5206\u3068\u7a4d\u5206\u304c\u6709\u52b9\u3067\u3042\u308b\u3053\u3068\u3092\u3055\u3089\u306b\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002\u5927\u5b66\u7269\u7406\u3067\u306f\u5fae\u5206\u3068\u7a4d\u5206\u304c\u983b\u7e41\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u529b\u5b66\u3084\u71b1\u3001\u96fb\u78c1\u6c17\u3001\u539f\u5b50\u3068\u3059\u3079\u3066\u306e\u7269\u7406\u3067\u5fae\u5206\u30fb\u7a4d\u5206\u304c\u6d3b\u8e8d\u3057\u307e\u3059\u3002\u7269\u7406\u3068\u3044\u3046\u306e\u306f\u3001\u6570\u5b66\u3067\u3082\u3042\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u5148\u307b\u3069\u89e3\u8aac\u3057\u305f\u901a\u308a\u3001\u8ddd\u96e2\u3092\u5fae\u5206\u3059\u308b\u3068\u901f\u3055\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u901f\u3055\u3092\u7a4d\u5206\u3059\u308b\u3068\u3001\u8ddd\u96e2\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u901f\u3055\u3092\u5fae\u5206\u3059\u308b\u3068\u3069\u3046\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u901f\u3055\u3092\u5fae\u5206\u3059\u308b\u5834\u5408\u3001\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u52a0\u901f\u5ea6\u3092\u7a4d\u5206\u3059\u308b\u3068\u3001\u901f\u3055\u3092\u51fa\u305b\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt6.jpg\" alt=\"\" width=\"600\" height=\"153\" class=\"aligncenter size-full wp-image-5174\" 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loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/03\/ewt7.jpg\" alt=\"\" width=\"300\" height=\"296\" class=\"aligncenter size-full wp-image-5175\" 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