{"id":5301,"date":"2021-04-28T11:25:18","date_gmt":"2021-04-28T02:25:18","guid":{"rendered":"https:\/\/yoshimotolab.com\/?p=5301"},"modified":"2022-07-27T18:41:44","modified_gmt":"2022-07-27T09:41:44","slug":"%e3%80%90%e9%ab%98%e6%a0%a1%e6%95%b0%e5%ad%a6%e3%82%92%e8%8b%b1%e8%aa%9e%e3%81%a7%ef%bc%92%e3%80%91%e3%80%8e%e6%95%b0%e2%85%b0a%e3%80%8f%e3%80%80%e6%95%b0%e3%81%a8%e5%bc%8f%e3%80%81%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/katekyo.yoshimotoke.com\/?p=5301","title":{"rendered":"\u3010\u9ad8\u6821\u6570\u5b66\u3092\u82f1\u8a9e\u3067\uff12\u3011\u300e\u6570\u2160A\u300f\u3000\u6570\u3068\u5f0f\u3001\u96c6\u5408\u3068\u547d\u984c\u3001\uff12\u6b21\u95a2\u6570\u3001\u56f3\u5f62\u3068\u8a08\u91cf\u3001\u30c7\u30fc\u30bf\u306e\u5206\u6790\u3001\u5834\u5408\u306e\u6570\u3068\u78ba\u7387\u3001\u6574\u6570\u306a\u3069"},"content":{"rendered":"\n<p>\u65e5\u672c\u306e\u9ad8\u6821\u6570\u5b66\u3092\u82f1\u8a9e\u3067\u8a00\u3048\u3070\u3069\u3046\u306a\u308b\u304b\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u9ad8\u6821\u6570\u5b66\u306e\u6570\u5b66\u2160A\u3092\u82f1\u8a9e\u3067\u3002<\/p>\n<p>\u30ab\u30bf\u30ab\u30ca\u8aad\u307f\u306f\u6163\u308c\u3066\u304d\u305f\u3089\u82f1\u8a9e\u8aad\u307f\u306b\u5909\u3048\u3066\u3044\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u6570\u3068\u5f0f<\/h2>\n<h3>\u5c55\u958b<\/h3>\n<p>\u5c55\u958b\u306f\u82f1\u8a9e\u3067Expand(\u30a8\u30ad\u30b9\u30d1\u30f3\u30c9)\u3001Simplify(\u30b7\u30f3\u30d7\u30ea\u30d5\u30a1\u30a4)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-29.gif\" alt=\"\" width=\"109\" height=\"19\" class=\"alignnone size-full wp-image-5305\" \/><\/p>\n<p>\u2191\u3092simplify\u3059\u308b\u3068<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-30.gif\" alt=\"\" width=\"99\" height=\"16\" class=\"alignnone size-full wp-image-5306\" \/><\/p>\n<p><\/p>\n<h3>\u56e0\u6570\u5206\u89e3<\/h3>\n<p>\u56e0\u6570\u5206\u89e3\u306f\u82f1\u8a9e\u3067Factor(\u30d5\u30a1\u30af\u30bf\u30fc)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-30.gif\" alt=\"\" width=\"99\" height=\"16\" class=\"alignnone size-full wp-image-5306\" \/><\/p>\n<p>\u2191\u3092factor\u3059\u308b\u3068<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-29.gif\" alt=\"\" width=\"109\" height=\"19\" class=\"alignnone size-full wp-image-5305\" \/><\/p>\n<h3>\u5b9f\u6570<\/h3>\n<p>\u5b9f\u6570\u306f\u82f1\u8a9e\u3067Real number(\u30ea\u30a2\u30eb\u30ca\u30f3\u30d0\u30fc)<\/p>\n<h3>\uff12\u91cd\u6839\u53f7<\/h3>\n<p>\uff12\u91cd\u6839\u53f7\u306f\u82f1\u8a9e\u3067Double square root(\u30c0\u30d6\u30eb\u30b9\u30af\u30a8\u30a2\u30eb\u30fc\u30c8)\u3001\u3068\u304bSquare root of surds(\u30b9\u30af\u30a8\u30a2\u30eb\u30fc\u30c8\u30aa\u30d6\u30b5\u30fc\u30c9)<\/p>\n<p>\uff11\u3064\u76ee\u306f\u305d\u306e\u307e\u307e\u3002\uff12\u3064\u76ee\u306f\u7121\u7406\u6570\u306e\u30eb\u30fc\u30c8\u3068\u3044\u3046\u610f\u5473\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-31.gif\" alt=\"\" width=\"72\" height=\"33\" class=\"alignnone size-full wp-image-5309\" \/><\/p>\n<p>\u2191\u307f\u305f\u3044\u306a\u3084\u3064\u3002<\/p>\n<p>\u8aad\u3080\u3093\u306a\u3089\u3001square root of 5 minus square root of 6 \u3063\u3066\u611f\u3058\u3002<\/p>\n<h3>\uff11\u6b21\u4e0d\u7b49\u5f0f<\/h3>\n<p>\u4e0d\u7b49\u5f0f\u306finequality(\u30a4\u30cb\u30fc\u30b3\u30ea\u30c6\u30a3)\u3002\u3000\uff11\u6b21\u4e0d\u7b49\u5f0f\u306fLinear inequality(\u30ea\u30cb\u30a2\u30fc\u30a4\u30cb\u30fc\u30b3\u30ea\u30c6\u30a3)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-32.gif\" alt=\"\" width=\"84\" height=\"13\" class=\"alignnone size-full wp-image-5312\" \/><\/p>\n<p>\u2191\u3060\u3068 two x minus one <strong>is greater than<\/strong> three.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-33.gif\" alt=\"\" width=\"84\" height=\"13\" class=\"alignnone size-medium wp-image-5313\" \/><\/p>\n<p>\u2191\u3060\u3068 two x minus one <strong>is less than<\/strong> three.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-34.gif\" alt=\"\" width=\"84\" height=\"15\" class=\"alignnone size-medium wp-image-5314\" \/><\/p>\n<p>\u2191\u3060\u3068 two x minus one <strong>is greater-than<\/strong> <strong>or equal-to<\/strong> three.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-35.gif\" alt=\"\" width=\"84\" height=\"15\" class=\"alignnone size-medium wp-image-5315\" \/><\/p>\n<p>\u2191\u3060\u3068 two x minus one <strong>is less-than<\/strong> <strong>or equal-to<\/strong> three.<\/p>\n<h3>\u7d76\u5bfe\u5024<\/h3>\n<p>\u7d76\u5bfe\u5024\u306f\u82f1\u8a9e\u3067Absolute value(\u30a2\u30d6\u30bd\u30ea\u30e5\u30fc\u30c8 \u30d0\u30ea\u30e5\u30fc)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-36.gif\" alt=\"\" width=\"70\" height=\"19\" class=\"alignnone size-full wp-image-5318\" \/><\/p>\n<p>\u2191\u3060\u3068\u3001The absolute value of negative five is equal to five. \u3068\u3044\u3046\u611f\u3058\u3002<\/p>\n<h3>\u5834\u5408\u308f\u3051<\/h3>\n<p>\u5834\u5408\u5206\u3051\u306f\u82f1\u8a9e\u3067proof by cases(\u30d7\u30eb\u30fc\u30d5 \u30d0\u30a4 \u30b1\u30fc\u30b7\u30a3\u30ba)<\/p>\n<p>\u30b1\u30fc\u30b9\u306b\u3088\u3063\u3066\u8a3c\u660e\u3057\u307e\u3059\u3001\u7684\u306a\u3002<\/p>\n<p>Case 1<\/p>\n<p>Case 2\u00a0<\/p>\n<p>\u3068\u304b\u3084\u3063\u3066\u8a3c\u660e\u3057\u3066\u3044\u304f\u3002<\/p>\n<p><\/p>\n<h2>\u96c6\u5408\u3068\u547d\u984c<\/h2>\n<h3>\u96c6\u5408<\/h3>\n<p>\u96c6\u5408\u306f\u82f1\u8a9e\u3067 Collection(\u30b3\u30ec\u30af\u30b7\u30e7\u30f3)\u3068\u304bGroup(\u30b0\u30eb\u30fc\u30d7)<\/p>\n<p><\/p>\n<h3>\u547d\u984c\u3068\u6761\u4ef6<\/h3>\n<p>\u547d\u984c\u306fProposition(\u30dd\u30ed\u30dd\u30b8\u30b7\u30e7\u30f3)<\/p>\n<p>\u6761\u4ef6\u306fCondition(\u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30f3)<\/p>\n<h3>\u8a3c\u660e<\/h3>\n<p>\u8a3c\u660e\u306fProof(\u30d7\u30eb\u30fc\u30d5)<\/p>\n<p>\u8a3c\u660e\u305b\u3088\u3001\u307f\u305f\u3044\u306a\u554f\u984c\u306f<\/p>\n<p>Prove A=B\uff08A\uff1dB\u3092\u8a3c\u660e\u305b\u3088\uff09<\/p>\n<h3>\u5fc5\u8981\u6761\u4ef6\u3001\u5341\u5206\u6761\u4ef6<\/h3>\n<p>\u5fc5\u8981\u6761\u4ef6\u306fNecessary condition(\u30cd\u30bb\u30b5\u30ea\u30fc \u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30f3)<\/p>\n<p>\u5341\u5206\u6761\u4ef6\u306fSufficient condition(\u30b5\u30d5\u30a3\u30b7\u30a7\u30f3\u30c8 \u30b3\u30f3\u30c7\u30a3\u30b7\u30e7\u30f3)\u00a0<\/p>\n<p><\/p>\n<h2>\uff12\u6b21\u95a2\u6570<\/h2>\n<h3>\uff12\u6b21\u95a2\u6570\u3068\u30b0\u30e9\u30d5<\/h3>\n<p>\uff12\u6b21\u95a2\u6570\u306f\u82f1\u8a9e\u3067Quadratic function(\u30af\u30ef\u30c9\u30e9\u30c6\u30a3\u30c3\u30af \u30d5\u30a1\u30f3\u30af\u30b7\u30e7\u30f3)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-38.gif\" alt=\"\" width=\"132\" height=\"20\" class=\"alignnone size-full wp-image-5362\" \/>\u00a0<\/p>\n<p>\u2191\u307f\u305f\u3044\u306a\u3084\u3064\u3002<\/p>\n<p>\u653e\u7269\u7dda\u306f\u82f1\u8a9e\u3067 Parabola(\u30d1\u30e9\u30dc\u30e9)<\/p>\n<p>\u4e00\u822c\u5f62\u306f\u82f1\u8a9e\u3067Standard form(\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30d5\u30a9\u30fc\u30e0)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-38.gif\" alt=\"\" width=\"132\" height=\"20\" class=\"alignnone size-full wp-image-5362\" \/><\/p>\n<p>\u2191\u307f\u305f\u3044\u306b\u4e00\u822c\u7684\u306a\u3084\u3064\u3002<\/p>\n<p>\u6a19\u6e96\u5f62\u306f\u82f1\u8a9e\u3067 Vertex form(\u30f4\u30a1\u30fc\u30c6\u30c3\u30af\u30b9 \u30d5\u30a9\u30fc\u30e0)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-39.gif\" alt=\"\" width=\"145\" height=\"21\" class=\"alignnone size-full wp-image-5363\" \/><\/p>\n<p>\u2191\u307f\u305f\u3044\u306b\u9802\u70b9\u304c\u308f\u304b\u308b\u66f8\u304d\u65b9\u3002<\/p>\n<p>\u9802\u70b9\u306f\u82f1\u8a9e\u3067 Vertex(\u30f4\u30a1\u30fc\u30c6\u30c3\u30af\u30b9)<\/p>\n<p>\u5bfe\u79f0\u306e\u8ef8\u306fAxis of symmetry(\u30a2\u30af\u30b7\u30b9 \u30aa\u30d6 \u30b9\u30a3\u30e1\u30c8\u30ea\u30fc)<\/p>\n<p>\u65e5\u672c\u3067\u306f\u305f\u3060\u5358\u306b\u8ef8\u3068\u3044\u3046\u3053\u3068\u304c\u591a\u3044\u304b\u306a\u3002<\/p>\n<p><\/p>\n<h3>\u6700\u5927\u6700\u5c0f<\/h3>\n<p>\u6700\u5927\u306fMaximum(\u30de\u30ad\u30b7\u30de\u30e0)<\/p>\n<p>\u6700\u5c0f\u306fMinimum(\u30df\u30cb\u30de\u30e0)<\/p>\n<h3>\u5b9a\u7fa9\u57df\u3001\u5024\u57df<\/h3>\n<p>\u5b9a\u7fa9\u57df\u306f\u82f1\u8a9e\u3067Domain(\u30c9\u30e1\u30a4\u30f3)<\/p>\n<p>\u5024\u57df\u306f\u82f1\u8a9e\u3067Range(\u30ec\u30a4\u30f3\u30b8)<\/p>\n<p>\u3067\u3001<em class=\"yellow-under\">\u65e5\u672c\u3068\u304b\u306a\u308a\u66f8\u304d\u65b9\u304c\u9055\u3063\u3066\u308b\u306e\u3067\u6ce8\u610f<\/em>\uff01\uff01<\/p>\n<p><\/p>\n<p>\u5b9a\u7fa9\u57df\u306f\u65e5\u672c\u3067\u306f\u3001<\/p>\n<p>\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-40.gif\" alt=\"\" width=\"90\" height=\"15\" class=\"alignnone size-medium wp-image-5403\" \/>\u00a0<\/p>\n<p>\u307f\u305f\u3044\u306a\u611f\u3058\u306b\u66f8\u304f\u304c\u3053\u308c\u3092\u82f1\u8a9e\u3067\u306f<\/p>\n<p>D:[-2,6] \u3053\u3046\u66f8\u304f\u3002\u3002\u3002\u8aad\u307f\u65b9\u306fDomain, from negative 2 to 6\u3068\u304b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-42.gif\" alt=\"\" width=\"90\" height=\"13\" class=\"alignnone size-full wp-image-5402\" \/><\/p>\n<p>\u2191\u3060\u3068 D:(-2,9)\u3000<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-46.gif\" alt=\"\" width=\"86\" height=\"15\" class=\"alignnone size-full wp-image-5404\" \/><\/p>\n<p>\u2191\u3060\u3068 D:(3,10]\n<p>\u3064\u307e\u308a\u3001\uff1d\u304c\u5165\u3063\u3066\u308b\u306a\u3089[ ]\u00a0\u00a0<\/p>\n<p>\uff1d\u304c\u306a\u3044\u306a\u3089 ( )<\/p>\n<p>\u3068\u3044\u3046\u611f\u3058\u3002<\/p>\n<p>()\u306fparentheses(\u30d1\u30ec\u30f3\u30b7\u30b7\u30b9)<\/p>\n[]\u306fbracket(\u30d6\u30e9\u30b1\u30c3\u30c8)<\/p>\n<p><\/p>\n<p>\u3058\u3083\u3042x\u306f\uff1f\u3000\u3063\u3066\u8a71\u3084\u3051\u3069\u3001<\/p>\n<p>D\uff1a\u3000\u2190\u3053\u308c\u304c\u30c9\u30e1\u30a4\u30f3\uff08\u5b9a\u7fa9\u57df\uff09\u3063\u3066\u610f\u5473\u306a\u306e\u3067<\/p>\n<p>\u5225\u306bx\u304c \u3068\u8a00\u3046\u5fc5\u8981\u306f\u306a\u3044\u3063\u307d\u3044\u3002\u3002<\/p>\n<p>\u5b9a\u7fa9\u57df\u304c\u98db\u3093\u3067\u308b\u5834\u5408\u3001\u4f8b\u3048\u3070<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-47.gif\" alt=\"\" width=\"188\" height=\"16\" class=\"alignnone size-full wp-image-5405\" \/><\/p>\n<p>\u2191\u3060\u3068\u3001D:(3,10]\u222a(13, 25)\u00a0<\/p>\n<p>\u3068\u66f8\u304f\u3002\u222a\u3067<strong>\u307e\u305f\u306f<\/strong>\u3068\u3044\u3046\u610f\u5473\u3092\u4ed8\u3051\u52a0\u3048\u3066\u308b\u300210\u306e\u3068\u3053\u308d\u306b\uff1d\u304c\u5165\u3063\u3066\u308b\u306e\u3067 ] \u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<p>\u8aad\u307f\u65b9\u7684\u306b\u306f<\/p>\n<p>From negative 3 to 10, Union, from 13 to 25.<\/p>\n<p>\u222a\u304cUnion(\u30e6\u30cb\u30aa\u30f3)<\/p>\n<p>\u2229\u304cIntersection(\u30a4\u30f3\u30bf\u30fc\u30bb\u30af\u30b7\u30e7\u30f3)<\/p>\n<p><\/p>\n<p><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-48.gif\" alt=\"\" width=\"56\" height=\"13\" class=\"alignnone size-full wp-image-5406\" \/><\/p>\n<p>\u2191\u307f\u305f\u3044\u306a\u3084\u3064\u306a\u3089\u3001D:(-2, \u221e)<\/p>\n<p>\u3068\u66f8\u304f\u3002\u3000\u221e\u307e\u3067\u3068\u66f8\u304f\u306e\u304c\u9055\u3063\u3066\u308b\u3002\u3000\u221e\u306f\uff1d\u306b\u3067\u304d\u306a\u3044\u306e\u3067\u57fa\u672c ) \u3067\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u304b\u306a\u3002<\/p>\n<p><\/p>\n<p><\/p>\n<p>\u5024\u57df\u306e\u65b9\u3082\u540c\u3058\u3088\u3046\u306a\u611f\u3058\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-43.gif\" alt=\"\" width=\"107\" height=\"16\" class=\"alignnone size-full wp-image-5401\" \/><\/p>\n<p>\u2191\u3060\u3068R:(-10, 70)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-44.gif\" alt=\"\" width=\"107\" height=\"16\" class=\"alignnone size-full wp-image-5400\" \/><\/p>\n<p>\u2191\u3060\u3068 R:(-10, 70]\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-45.gif\" alt=\"\" width=\"55\" height=\"16\" class=\"alignnone size-full wp-image-5399\" \/><\/p>\n<p>\u2191\u3060\u3068 R:\uff08-5,\u221e)<\/p>\n<p>\u3068\u3044\u3046\u611f\u3058\u3002<\/p>\n<h3>\uff12\u6b21\u4e0d\u7b49\u5f0f<\/h3>\n<p>\uff12\u6b21\u4e0d\u7b49\u5f0f\u306fQuadratic inequalities(\u30af\u30ef\u30c9\u30e9\u30c6\u30a3\u30c3\u30af \u30a4\u30cb\u30fc\u30b3\u30ea\u30c6\u30a3)<yt-formatted-string force-default-style=\"\" class=\"style-scope ytd-video-primary-info-renderer\"><\/yt-formatted-string><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-49.gif\" alt=\"\" width=\"123\" height=\"19\" class=\"alignnone size-full wp-image-5435\" \/><\/p>\n<p>\u4f8b\u3048\u3070\u2191\u3060\u3068\u3001\u7b54\u3048\u306f<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-51.gif\" alt=\"\" width=\"109\" height=\"16\" class=\"alignnone size-full wp-image-5433\" \/><\/p>\n<p><em class=\"yellow-under\">\u3068\u3044\u3046\u66f8\u304d\u65b9\u3067\u306f\u306a\u304f\u3001<\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-50.gif\" alt=\"\" width=\"141\" height=\"19\" class=\"alignnone size-full wp-image-5434\" \/><\/p>\n<p>\u2191\u3053\u308c\u306b\u306a\u308b\u3002\u3002\u3002\u3071\u3063\u3068\u898b\u610f\u5473\u308f\u304b\u3089\u3093\u3051\u3069\u3001\u4e0a\u306e\u7b54\u3048\u3068\u540c\u3058\u3002<\/p>\n<p><\/p>\n<h3>\u653e\u7269\u7dda\u3068\u76f4\u7dda\u306e\u4ea4\u70b9<\/h3>\n<p>\u4ea4\u70b9\u306f Intersection\uff08\u30a4\u30f3\u30bf\u30fc\u30bb\u30af\u30b7\u30e7\u30f3\uff09<\/p>\n<p>\u4f8b\u3048\u3070\u3001<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-52.gif\" alt=\"\" width=\"122\" height=\"20\" class=\"alignnone size-medium wp-image-5456\" \/> \u3068 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-53.gif\" alt=\"\" width=\"75\" height=\"16\" class=\"alignnone size-full wp-image-5455\" \/><\/p>\n<p>\u306eIntersection(\u4ea4\u70b9)\u306f<\/p>\n<p>\u307e\u305a\u4e21\u65b9\u3092\uff1d\u3067\u3064\u306a\u3044\u3067\uff08Set the equations equal to each other\uff09\u3001<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-54.gif\" alt=\"\" width=\"155\" height=\"18\" class=\"alignnone size-full wp-image-5457\" \/><\/p>\n<p>\u5168\u90e8\u3092\u5de6\u5074\u306b\u79fb\u884c\u3057\u3066(Move everything to the left side)\u3001<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-55.gif\" alt=\"\" width=\"123\" height=\"18\" class=\"alignnone size-full wp-image-5458\" \/><\/p>\n<p>\u56e0\u6570\u5206\u89e3\u3057\u3066(Factor)\u3001<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/katekyo.yoshimotoke.com\/wp-content\/uploads\/2021\/04\/CodeCogsEqn-56.gif\" alt=\"\" width=\"143\" height=\"19\" class=\"alignnone size-full wp-image-5459\" \/><\/p>\n<p>x=1, -3 \u3092\u5143\u306e\u5f0f\u306b\u4ee3\u5165\u3057\u3066(Plug into the original equation)\u3001<\/p>\n<p>(1,5) , (-3,1) \u304c\uff12\u3064\u306e\u4ea4\u70b9(Two points of intersection)\u3002<\/p>\n<p><\/p>\n<p><\/p>\n<p><\/p>\n<p><\/p>\n<h2>\u56f3\u5f62\u3068\u8a08\u91cf<\/h2>\n<h3>\u4e09\u89d2\u6bd4<\/h3>\n<h3>\u6b63\u5f26\u5b9a\u7406<\/h3>\n<h3>\u4f59\u5f26\u5b9a\u7406<\/h3>\n<h3>\u4e09\u89d2\u5f62\u306e\u9762\u7a4d<\/h3>\n<h3>\u30d8\u30ed\u30f3\u306e\u516c\u5f0f<\/h3>\n<h3>\u7a7a\u9593\u56f3\u5f62<\/h3>\n<h2>\u30c7\u30fc\u30bf\u306e\u5206\u6790<\/h2>\n<h3>\u5ea6\u6570\u5206\u5e03\u8868<\/h3>\n<h3>\u30d2\u30b9\u30c8\u30b0\u30e9\u30e0<\/h3>\n<h3>\u968e\u7d1a\u5024<\/h3>\n<h3>\u5e73\u5747\u5024<\/h3>\n<p>\u5e73\u5747\u306fMean(\u30df\u30fc\u30f3)\u3068\u304b\u3001Average(\u30a2\u30d9\u30ec\u30fc\u30b8)<\/p>\n<h3>\u4e2d\u592e\u5024<\/h3>\n<p>\u4e2d\u592e\u5024\u306fMedian(\u30df\u30c7\u30a3\u30a2\u30f3)\u3002<\/p>\n<p>\u307e\uff5e\u3053\u308c\u306f\u30e1\u30b8\u30a2\u30f3\u3068\u304b\u66f8\u3044\u3066\u308b\u6559\u79d1\u66f8\u3082\u591a\u3044\u3093\u3067\u77e5\u3063\u3066\u308b\u304b\u306a\u3002\u3002\u3002<\/p>\n<p>e\u306f\u30a4\u3068\u8aad\u3080\u3053\u3068\u304c\u591a\u3044\u3002\u3002<\/p>\n<h3>\u6700\u983b\u5024<\/h3>\n<p>\u6700\u983b\u5024\u306f\u82f1\u8a9e\u3067Mode(\u30e2\u30fc\u30c9)<\/p>\n<p>\u3053\u308c\u3082\u6559\u79d1\u66f8\u306b\u66f8\u3044\u3066\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u306a\u3002\u3002<\/p>\n<p><\/p>\n<h3>\u30c7\u30fc\u30bf\u306e\u7bc4\u56f2<\/h3>\n<h3>\u56db\u5206\u4f4d\u6570<\/h3>\n<h3>\u56db\u5206\u4f4d\u7bc4\u56f2<\/h3>\n<h3>\u7bb1\u3072\u3052\u56f3<\/h3>\n<h3>\u5206\u6563<\/h3>\n<h3>\u6a19\u6e96\u504f\u5dee<\/h3>\n<h3>\u5171\u5206\u6563<\/h3>\n<h3>\u76f8\u95a2\u4fc2\u6570<\/h3>\n<h2>\u96c6\u5408<\/h2>\n<h3>\u5c5e\u3059\u308b<\/h3>\n<h3>\u4e00\u81f4<\/h3>\n<h3>\u7a7a\u96c6\u5408<\/h3>\n<h3>\u5171\u901a\u90e8\u5206<\/h3>\n<h3>\u548c\u96c6\u5408<\/h3>\n<h3>\u88dc\u96c6\u5408<\/h3>\n<h3>\u30c9\u30fb\u30e2\u30eb\u30ac\u30f3\u306e\u6cd5\u5247<\/h3>\n<h2>\u5834\u5408\u306e\u6570<\/h2>\n<h3>\u6a39\u5f62\u56f3<\/h3>\n<h3>\u30d9\u30f3\u56f3<\/h3>\n<h3>\u9806\u5217<\/h3>\n<h3>\u968e\u4e57<\/h3>\n<h3>\u5186\u9806\u5217<\/h3>\n<h3>\u91cd\u8907\u9806\u5217<\/h3>\n<h3>\u7d44\u5408\u305b<\/h3>\n<h3>\u91cd\u8907\u7d44\u5408\u305b<\/h3>\n<h2>\u78ba\u7387<\/h2>\n<h3>\u4e8b\u8c61<\/h3>\n<h3>\u5168\u4e8b\u8c61<\/h3>\n<h3>\u7a7a\u4e8b\u8c61<\/h3>\n<h3>\u6839\u5143\u4e8b\u8c61<\/h3>\n<h3>\u53cd\u5fa9\u8a66\u884c\u306e\u78ba\u7387<\/h3>\n<h3>\u6761\u4ef6\u4ed8\u304d\u78ba\u7387<\/h3>\n<h2>\u5e73\u9762\u56f3\u5f62<\/h2>\n<h3>\u5185\u5206\u3001\u5916\u5206<\/h3>\n<h3>\u89d2\u306e\u4e8c\u7b49\u5206\u7dda<\/h3>\n<h3>\u5916\u5fc3<\/h3>\n<h3>\u5185\u5fc3<\/h3>\n<h3>\u91cd\u5fc3<\/h3>\n<h3>\u5782\u5fc3<\/h3>\n<h3>\u508d\u5fc3<\/h3>\n<h3>\u30c1\u30a7\u30d0\u306e\u5b9a\u7406<\/h3>\n<h3>\u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406<\/h3>\n<h3>\u30c1\u30a7\u30d0\u306e\u5b9a\u7406\u306e\u9006<\/h3>\n<h3>\u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406\u306e\u9006<\/h3>\n<h3>\u5186\u5468\u89d2\u306e\u5b9a\u7406<\/h3>\n<h3>\u63a5\u7dda<\/h3>\n<h3>\u5185\u63a5\u5186\u3001\u5916\u63a5\u5186<\/h3>\n<h3>\u65b9\u3079\u304d\u306e\u5b9a\u7406<\/h3>\n<h2>\u6574\u6570<\/h2>\n<h3>\u7d04\u6570\u3001\u500d\u6570<\/h3>\n<h3>\u7d20\u6570<\/h3>\n<h3>\u5408\u6210\u6570<\/h3>\n<h3>\u56e0\u6570<\/h3>\n<h3>\u7d20\u56e0\u6570<\/h3>\n<h3>\u516c\u7d04\u6570<\/h3>\n<h3>\u516c\u500d\u6570<\/h3>\n<h3>\u6700\u5927\u516c\u7d04\u6570<\/h3>\n<h3>\u6700\u5c0f\u516c\u500d\u6570<\/h3>\n<h3>\u4e92\u3044\u306b\u7d20<\/h3>\n<h2>\u30e6\u30fc\u30af\u30ea\u30c3\u30c9\u306e\u4e92\u9664\u6cd5<\/h2>\n<p><\/p>\n<h3>\uff11\u6b21\u4e0d\u5b9a\u65b9\u7a0b\u5f0f<\/h3>\n<h3>\u5408\u540c\u5f0f<\/h3>\n<h2>\u6574\u6570\u306e\u6027\u8cea<\/h2>\n<h3>\u6709\u9650\u5c0f\u6570<\/h3>\n<h3>\u7121\u9650\u5c0f\u6570<\/h3>\n<h3>\u5faa\u74b0\u5c0f\u6570<\/h3>\n<h3>\u65e2\u7d04\u5206\u6570<\/h3>\n<h3>\uff4e\u9032\u6cd5<\/h3>\n<p><\/p>\n<p><a href=\"https:\/\/yoshimotolab.com\/2021\/04\/21\/%e3%80%90%e9%ab%98%e6%a0%a1%e6%95%b0%e5%ad%a6%e3%82%92%e8%8b%b1%e8%aa%9e%e3%81%a7%e3%80%91%e3%80%8e%ef%bc%91-%e8%ab%b8%e8%a8%88%e7%ae%97%e3%80%8f%e3%80%80%e8%b6%b3%e3%81%97%e7%ae%97%e3%80%81%e5%bc%95\/\"><strong>\u3010\u82f1\u8a9e\u3067\u4e2d\u5b66\u82f1\u8a9e\u3011<\/strong><\/a><\/p>\n<p>\u82f1\u8a9e\u3067\u6570\u2161B<\/p>\n<p>\u82f1\u8a9e\u3067\u6570\u2162<\/p>\n<p><\/p>\n<p><\/p>\n\n\n \n\n \n\n     \t","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":5192,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[67,65,18],"class_list":{"0":"post-5301","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-highschoolmath-in-english","8":"tag-a","9":"tag-65","10":"tag-18"},"_links":{"self":[{"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/posts\/5301","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5301"}],"version-history":[{"count":1,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/posts\/5301\/revisions"}],"predecessor-version":[{"id":6693,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/posts\/5301\/revisions\/6693"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=\/wp\/v2\/media\/5192"}],"wp:attachment":[{"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5301"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/katekyo.yoshimotoke.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}