{"id":12549,"date":"2023-02-03T15:07:59","date_gmt":"2023-02-03T06:07:59","guid":{"rendered":"https:\/\/hatsudy.com\/jp\/?p=12549"},"modified":"2023-02-08T09:19:56","modified_gmt":"2023-02-08T00:19:56","slug":"parameter","status":"publish","type":"post","link":"https:\/\/hatsudy.com\/jp\/parameter.html","title":{"rendered":"\u5a92\u4ecb\u5909\u6570\u8868\u793a\uff1a\u5186\u3001\u6955\u5186\u3001\u653e\u7269\u7dda\u3001\u53cc\u66f2\u7dda"},"content":{"rendered":"\n<p>\u56f3\u3067\\(x\\)\u5ea7\u6a19\u3068\\(y\\)\u5ea7\u6a19\u3092\u8868\u3059\u3068\u304d\u3001\\(t\\)\u3092\u7528\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5e73\u9762\u56f3\u5f62\u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u3001\\(t\\)\u3092\u7528\u3044\u3066\u7b54\u3048\u3092\u5f97\u305f\u3053\u3068\u306f\u4f55\u5ea6\u3082\u3042\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\\(t\\)\u3092\u5229\u7528\u3057\u3066\\(x\\)\u5ea7\u6a19\u3068\\(y\\)\u5ea7\u6a19\u3092\u8868\u3059\u65b9\u6cd5\u304c\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u3059\u3002\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u66f2\u7dda\u3092\u8868\u73fe\u3067\u304d\u3001\u30d9\u30af\u30c8\u30eb\u3084\u5fae\u5206\u30fb\u7a4d\u5206\u3067\u8a08\u7b97\u3059\u308b\u3068\u304d\u3082\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3057\u3066\u8868\u8a18\u3059\u308b\u3068\u304d\u3001\u3055\u307e\u3056\u307e\u306a\u8868\u8a18\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u306f\\(x\\)\u3084\\(y\\)\u306e\u5909\u6570\u306b\u6ce8\u610f\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u3053\u3068\u304c\u591a\u304f\u3001\u5f0f\u3092\u4f5c\u308b\u3068\u304d\u306b\u7bc4\u56f2\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u3059\u3067\u306b\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3057\u3066\u8a08\u7b97\u554f\u984c\u3092\u89e3\u3044\u305f\u3053\u3068\u306f\u4f55\u5ea6\u3082\u3042\u308b\u306f\u305a\u3067\u3059\u3002\u305d\u3053\u3067\u3001\u3069\u306e\u3088\u3046\u306b\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3057\u3066\u56f3\u5f62\u306e\u554f\u984c\u3092\u89e3\u3051\u3070\u3044\u3044\u306e\u304b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306f\u4f55\u901a\u308a\u3082\u65b9\u6cd5\u304c\u3042\u308b<\/h2>\n<p>\\(x\\)\u3084\\(y\\)\u306a\u3069\u306e\u5909\u6570\u306b\u3064\u3044\u3066\u3001\u5225\u306e\u5909\u6570\u3067\u8868\u3059\u65b9\u6cd5\u3092\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3068\u3044\u3044\u307e\u3059\u3002\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u306f\u3001\u591a\u304f\u306e\u30b1\u30fc\u30b9\u3067\\(t\\)\u307e\u305f\u306f\\(\u03b8\\)\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p><span style=\"color: #0000ff;\">\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\u4e00\u3064\u306e\u5f0f\u306b\u3064\u3044\u3066\u7121\u6570\u306e\u8868\u73fe\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\\(y=2x\\)\u306b\u3064\u3044\u3066\u3001\\(t\\)\u3092\u7528\u3044\u3066\\(x\\)\u3068\\(y\\)\u3092\u8868\u3057\u307e\u3057\u3087\u3046\u3002\\(x=3t\\)\u3068\u3059\u308b\u5834\u5408\u3001\\(x=3t\\)\u3092\\(y=2x\\)\u306b\u4ee3\u5165\u3059\u308b\u3068\\(y=6t\\)\u3067\u3059\u3002\u3053\u3046\u3057\u3066\u3001\\(y=2x\\)\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x=3t\\)<\/li>\n<li>\\(y=6t\\)<\/li>\n<\/ul>\n<p>\u307e\u305f\\(x=\\displaystyle\\frac{t}{2}\\)\u3068\u3059\u308b\u5834\u5408\u3001\\(x=\\displaystyle\\frac{t}{2}\\)\u3092\\(y=2x\\)\u306b\u4ee3\u5165\u3059\u308b\u3068\\(y=t\\)\u3067\u3059\u3002<\/p>\n<ul>\n<li>\\(x=\\displaystyle\\frac{t}{2}\\)<\/li>\n<li>\\(y=t\\)<\/li>\n<\/ul>\n<p>\u3053\u308c\u3082\\(y=2x\\)\u3092\u8868\u3059\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u78ba\u8a8d\u3059\u308b\u3068\u3001\u540c\u3058\u5f0f\u3067\u3042\u3063\u3066\u3082\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u7528\u3044\u308b\u3068\u304d\u3001\u8868\u73fe\u65b9\u6cd5\u304c\u7121\u6570\u306b\u5b58\u5728\u3059\u308b\u7406\u7531\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>\u5186\u3068\u6955\u5186\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a<\/h3>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u3001\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306e\u65b9\u6cd5\u306f\u7121\u6570\u306b\u5b58\u5728\u3057\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082\u3001\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u3053\u3053\u3067\u89e3\u8aac\u3059\u308b\u65b9\u6cd5\u304c\u552f\u4e00\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u306f\u306a\u3044\u3082\u306e\u306e\u3001\u6700\u3082\u5229\u7528\u3055\u308c\u308b\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306e\u65b9\u6cd5\u3092\u7406\u89e3\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001\u6700\u3082\u7406\u89e3\u3057\u3084\u3059\u3044\u5186\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u5186\u3067\u306f\\(\u03b8\\)\u3092\u5229\u7528\u3057\u3066\\(x\\)\u3068\\(y\\)\u3092\u8868\u3059\u3053\u3068\u304c\u3072\u3093\u3071\u3093\u306b\u3042\u308a\u307e\u3059\u3002\u534a\u5f84\u3092\\(r\\)\u3068\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x=rcos\u03b8\\)<\/li>\n<li>\\(y=rsin\u03b8\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2023\/02\/hew10.jpg\" alt=\"\" width=\"316\" height=\"297\" class=\"aligncenter size-full wp-image-12550\" \/><\/p>\n<p>\u4e09\u89d2\u95a2\u6570\u3092\u5b66\u3093\u3067\u3044\u308b\u5834\u5408\u3001\u8aac\u660e\u3057\u306a\u304f\u3066\u3082\u3053\u306e\u3088\u3046\u306b\u8868\u73fe\u3067\u304d\u308b\u7406\u7531\u304c\u308f\u304b\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\u6955\u5186\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a<\/strong><\/p>\n<p>\u6b21\u306b\u3001\u6955\u5186\u306e\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\\(a&gt;b&gt;0\\)\u306e\u3068\u304d\u3001\u6955\u5186\u306e\\(x\\)\u8ef8\u3092\\(x=acos\u03b8\\)\u3068\u8868\u3057\u307e\u3057\u3087\u3046\u3002\u4e0b\u56f3\u306e\u3088\u3046\u306b\u534a\u5f84\\(a\\)\u306e\u5186\u3092\u8003\u3048\u308b\u3068\u3001\u306a\u305c\u6955\u5186\u306e\\(x\\)\u8ef8\u304c\\(x=acos\u03b8\\)\u3068\u8868\u305b\u308b\u306e\u304b\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2023\/02\/hew11.jpg\" alt=\"\" width=\"316\" height=\"297\" class=\"aligncenter size-full wp-image-12551\" \/><\/p>\n<p>\u307e\u305f\u3053\u306e\u6955\u5186\u3067\u306f\u3001\u5186\u306b\u5bfe\u3057\u3066\u305f\u3066\u306e\u65b9\u5411\uff08\\(y\\)\u8ef8\u65b9\u5411\uff09\u306b\u9577\u3055\u304c\\(\\displaystyle\\frac{b}{a}\\)\u500d\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u534a\u5f84\\(a\\)\u306e\u5186\u4e0a\u306b\u5b58\u5728\u3059\u308b\u70b9\u306b\u3064\u3044\u3066\u3001\\(y\\)\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\\(\\displaystyle\\frac{b}{a}\\)\u500d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u534a\u5f84\\(a\\)\u306e\u5186\u3067\u306f\u3001\\(y\\)\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306f\\(y=asin\u03b8\\)\u3067\u3059\u3002\u3053\u308c\u3092\\(\\displaystyle\\frac{b}{a}\\)\u500d\u3059\u308b\u3068\u3001\u6955\u5186\u3067\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\\(y=asin\u03b8\u00d7\\displaystyle\\frac{b}{a}\\)<\/p>\n<p>\\(y=bsin\u03b8\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6955\u5186\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x=acos\u03b8\\)<\/li>\n<li>\\(y=bsin\u03b8\\)<\/li>\n<\/ul>\n<p>\u5a92\u4ecb\u5909\u6570\u3092\u7528\u3044\u305f\u6955\u5186\u306e\u8868\u8a18\u6cd5\u306f\u307b\u304b\u306b\u3082\u7121\u6570\u306b\u5b58\u5728\u3059\u308b\u3082\u306e\u306e\u3001\u3053\u308c\u304c\u4ee3\u8868\u7684\u306a\u6955\u5186\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3067\u3059\u3002<\/p>\n<h3>\u653e\u7269\u7dda\u3068\u53cc\u66f2\u7dda\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a<\/h3>\n<p>\u6b21\u306b\u3001\u653e\u7269\u7dda\u306e\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u653e\u7269\u7dda\u306e\u65b9\u7a0b\u5f0f\u306f\\(y^2=4px\\)\u3067\u3059\u3002\u3053\u3053\u3067\u3001\\(x=pt^2\\)\u3068\u3057\u307e\u3057\u3087\u3046\u3002\u7406\u7531\u3068\u3057\u3066\u306f\u3001\\(x=pt^2\\)\u3092\\(y^2=4px\\)\u3078\u4ee3\u5165\u3059\u308b\u3068\\(y=2pt\\)\u3068\u306a\u308a\u3001\u8a08\u7b97\u3057\u3084\u3059\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\\(x=pt\\)\u3068\u3057\u3066\u3082\u3044\u3044\u3067\u3059\u304c\u3001\u3053\u306e\u5834\u5408\u306f\\(y=2p\\sqrt{t}\\)\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<span style=\"color: #0000ff;\">\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\u8a08\u7b97\u304c\u5bb9\u6613\u3067\u3042\u308b\u307b\u3069\u512a\u308c\u308b\u305f\u3081\u3001\u653e\u7269\u7dda\u3067\u306f\\(x=pt^2\\)\u3068\u3059\u308b\u306e\u304c\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306e\u65b9\u6cd5\u3068\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>\\(x=pt^2\\)<\/li>\n<li>\\(y=2pt\\)<\/li>\n<\/ul>\n<p>\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u899a\u3048\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u305d\u3046\u3067\u306f\u306a\u304f\u3001\u306a\u305c\u4e0a\u8a18\u306e\u5f0f\u304c\u4e3b\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306b\u306a\u308b\u306e\u304b\u7406\u7531\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u30fb\u53cc\u66f2\u7dda\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a<\/strong><\/p>\n<p>\u6955\u5186\u3084\u653e\u7269\u7dda\u3068\u540c\u69d8\u306b\u3001\u899a\u3048\u3066\u306f\u3044\u3051\u306a\u3044\u5a92\u4ecb\u5909\u6570\u8868\u793a\u304c\u53cc\u66f2\u7dda\u3067\u3059\u3002\u53cc\u66f2\u7dda\u3092\u8868\u3059\u4e3b\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(x=\\displaystyle\\frac{a}{cos\u03b8}\\)<\/li>\n<li>\\(y=btan\u03b8\\)<\/li>\n<\/ul>\n<p>\u3053\u306e\u5f0f\u3092\u5f97\u308b\u305f\u3081\u3001\u4e09\u89d2\u95a2\u6570\u306e\u516c\u5f0f\u306e\u4e00\u3064\u3067\u3042\u308b\\(tan^2\u03b8+1=\\displaystyle\\frac{1}{cos^2\u03b8}\\)\u3092\u5909\u5f62\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(tan^2\u03b8+1=\\displaystyle\\frac{1}{cos^2\u03b8}\\)<\/p>\n<p>\\(\\displaystyle\\frac{1}{cos^2\u03b8}-tan^2\u03b8=1\\)<\/p>\n<p>\u3053\u306e\u5f0f\u3092\u898b\u3066\u308f\u304b\u308b\u901a\u308a\u3001\u653e\u7269\u7dda\u306e\u65b9\u7a0b\u5f0f\\(\\displaystyle\\frac{x^2}{a^2}-\\displaystyle\\frac{y^2}{b^2}=1\\)\u3068\u5f62\u304c\u540c\u3058\u3067\u3059\u3002\u307e\u305f\\(\\displaystyle\\frac{x^2}{a^2}=\\displaystyle\\frac{1}{cos^2\u03b8}\\)\u3001\\(\\displaystyle\\frac{y^2}{b^2}=tan^2\u03b8\\)\u3068\u306a\u308b\u305f\u3081\u3001\u4e0a\u8a18\u306e\u5a92\u4ecb\u5909\u6570\u8868\u793a\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2>\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u7528\u3044\u3066\u56f3\u5f62\u3092\u8868\u3059<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5f0f\u3078\u5909\u5f62\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u3087\u3046\u3002\u65b9\u6cd5\u306f\u7c21\u5358\u3067\u3042\u308a\u3001\\(t\\)\u3084\\(\u03b8\\)\u3092\u6d88\u305b\u3070\u3044\u3044\u3067\u3059\u3002\u305d\u308c\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u5f0f\u3067\u8868\u3055\u308c\u308b\u70b9P\\((x,y)\\)\u306f\u3069\u306e\u3088\u3046\u306a\u66f2\u7dda\u3092\u63cf\u304f\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(x=2sin\u03b8+1\\)<\/li>\n<li>\\(y=3cos\u03b8-2\\)<\/li>\n<\/ul>\n<p>\\(sin^2\u03b8+cos^2\u03b8=1\\)\u306b\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(sin^2\u03b8+cos^2\u03b8=1\\)<\/p>\n<p>\\(\\displaystyle\\frac{(x-1)^2}{4}+\\displaystyle\\frac{(y+2)^2}{9}=1\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u6955\u5186\u306e\u65b9\u7a0b\u5f0f\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<h3>\\(x\\)\u3084\\(y\\)\u306e\u5909\u6570\u306b\u6ce8\u610f\u3057\u3066\u5f0f\u3092\u4f5c\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u3082\u3046\u5c11\u3057\u8907\u96d1\u306a\u554f\u984c\u3092\u89e3\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002\\(t\\)\u304c\u5a92\u4ecb\u5909\u6570\u3067\u3042\u308b\u3068\u304d\u3001\u4ee5\u4e0b\u306e\u5f0f\u3067\u8868\u3055\u308c\u308b\u66f2\u7dda\u306f\u3069\u306e\u3088\u3046\u306a\u56f3\u5f62\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\\(x=3^t+3^{-t}+2\\)<\/li>\n<li>\\(y=3^t-3^{-t}-1\\)<\/li>\n<\/ul>\n<p>\\(x=3^t+3^{-t}+2\\)\u3092\\(x-2=3^t+3^{-t}\\)\u306b\u5909\u5f62\u3057\u3001\\(y=3^t-3^{-t}-1\\)\u3092\\(y+1=3^t-3^{-t}\\)\u3078\u5909\u5f62\u3057\u3001\u4e8c\u4e57\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\\((x-2)^2=3^{2t}+2+3^{-2t}\\)<\/li>\n<li>\\((y+1)^2=3^{2t}-2+3^{-2t}\\)<\/li>\n<\/ul>\n<p>\u6b21\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5f15\u304d\u7b97\u3092\u3059\u308b\u3053\u3068\u3067\\(t\\)\u3092\u6d88\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\((x-2)^2-(y+1)^2=4\\)<\/p>\n<p>\\(\\displaystyle\\frac{(x-2)^2}{4}-\\displaystyle\\frac{(y+1)^2}{4}=1\\)<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u53cc\u66f2\u7dda\u306e\u65b9\u7a0b\u5f0f\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u306a\u304a\u5a92\u4ecb\u5909\u6570\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\\(x\\)\u3068\\(y\\)\u306e\u5909\u57df\u306b\u3082\u6c17\u3092\u4ed8\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(3^t&gt;0\\)\u3068\\(3^{-t}&gt;0\\)\u3088\u308a\u3001\u76f8\u52a0\u5e73\u5747\u30fb\u76f8\u4e57\u5e73\u5747\u3092\u5229\u7528\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\\(3^t+3^{-t}\u22672\\sqrt{3^t\u00b73^{-t}}\\)<\/p>\n<p>\\(3^t+3^{-t}\u22672\\)<\/p>\n<p>\\(x=3^t+3^{-t}+2\\)\u3067\u3042\u308b\u305f\u3081\u3001\\(x\u22674\\)\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u7b54\u3048\u306f\\(\\displaystyle\\frac{(x-2)^2}{4}-\\displaystyle\\frac{(y+1)^2}{4}=1\\)\u306b\u3064\u3044\u3066\u3001\\(x\u22674\\)\u306e\u90e8\u5206\u3067\u3059\u3002<\/p>\n<h2>\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u7528\u3044\u3066\u5f0f\u3092\u8868\u3059<\/h2>\n<p>\u5f0f\u3092\u8868\u3059\u3068\u304d\u3001\\(x\\)\u6210\u5206\u3068\\(y\\)\u6210\u5206\u3092\u5206\u3051\u3066\u5f0f\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e00\u3064\u306e\u5909\u6570\u3092\u307b\u304b\u306e\u5909\u6570\u3067\u8a18\u3059\u3053\u3068\u306b\u3088\u308a\u3001\u8907\u96d1\u306a\u5f0f\u3067\u3042\u3063\u3066\u3082\u5358\u7d14\u306a\u5f0f\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3068\u304d\u3001\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306b\u306f\u7121\u6570\u306e\u8868\u73fe\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082\u5186\u3084\u6955\u5186\u3001\u653e\u7269\u7dda\u3001\u53cc\u66f2\u7dda\u3067\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u6697\u8a18\u3057\u3066\u3082\u610f\u5473\u304c\u306a\u304f\u3001\u4ee3\u8868\u7684\u306a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5f97\u3089\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3057\u3066\u5f0f\u3092\u4f5c\u308b\u3068\u304d\u3001\\(x\\)\u3068\\(y\\)\u306e\u7bc4\u56f2\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u516c\u5f0f\u3084\u76f8\u52a0\u5e73\u5747\u30fb\u76f8\u4e57\u5e73\u5747\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u3001\u7bc4\u56f2\u306b\u5236\u9650\u304c\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u5a92\u4ecb\u5909\u6570\u8868\u793a\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u5f0f\u3092\u307b\u304b\u306e\u65b9\u6cd5\u306b\u3088\u3063\u3066\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3053\u3067\u5a92\u4ecb\u5909\u6570\u8868\u793a\u306e\u6027\u8cea\u3092\u5b66\u3073\u3001\u8a08\u7b97\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u56f3\u3067\\(x\\)\u5ea7\u6a19\u3068\\(y\\)\u5ea7\u6a19\u3092\u8868\u3059\u3068\u304d\u3001\\(t\\)\u3092\u7528\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5e73\u9762\u56f3\u5f62\u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u3001\\(t\\)\u3092\u7528\u3044\u3066\u7b54\u3048\u3092\u5f97\u305f\u3053\u3068\u306f\u4f55\u5ea6\u3082\u3042\u308b\u306f\u305a\u3067\u3059\u3002 \u3053\u306e\u3088\u3046\u306b\u3001\\(t\\)\u3092\u5229\u7528\u3057\u3066\\(x\\)\u5ea7\u6a19\u3068\\( [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12574,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":{"0":"post-12549","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-h-math"},"_links":{"self":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/12549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/comments?post=12549"}],"version-history":[{"count":6,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/12549\/revisions"}],"predecessor-version":[{"id":12642,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/12549\/revisions\/12642"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/media\/12574"}],"wp:attachment":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/media?parent=12549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/categories?post=12549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/tags?post=12549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}