{"id":2141,"date":"2024-08-20T10:07:55","date_gmt":"2024-08-20T02:07:55","guid":{"rendered":"http:\/\/www.jiaohuweike.online\/?p=2141"},"modified":"2024-08-20T10:07:55","modified_gmt":"2024-08-20T02:07:55","slug":"hsyldwt-5-4-2-3","status":"publish","type":"post","link":"http:\/\/jhwk.online\/?p=2141","title":{"rendered":"\u51fd\u6570\u7684\u6982\u5ff5"},"content":{"rendered":"\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-711932c\" data-block-id=\"711932c\"><\/div>\n\n\n\n<div class=\"wp-block-ht-block-toc is-style-rounded htoc htoc--position-wide toc-list-style-plain\" data-htoc-state=\"expanded\"><span class=\"htoc__title\"><span class=\"ht_toc_title\">\u5185\u5bb9\u76ee\u5f55<\/span><span class=\"htoc__toggle\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\"><g fill=\"#444\"><path d=\"M15 7H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><path d=\"M15 1H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1zM15 13H1c-.6 0-1 .4-1 1s.4 1 1 1h14c.6 0 1-.4 1-1s-.4-1-1-1z\"><\/path><\/g><\/svg><\/span><\/span><div class=\"htoc__itemswrap\"><ul class=\"ht_toc_list\"><li class=\"\"><a href=\"\/#htoc-\">\u51fd\u6570\u5b9a\u4e49\u57df<\/a><\/li><li class=\"\"><a href=\"\/#htoc-1111111\">\u5206\u6bb5\u51fd\u6570<\/a><\/li><\/ul><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"htoc-\">\u51fd\u6570\u5b9a\u4e49\u57df<\/h4>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>1.\u5df2\u77e5\u51fd\u6570f(x)\u7684\u5b9a\u4e49\u57df\u662f[-1,1],\u6c42f(x+1)\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-1\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-2-0-t-in-1-1-t-x-1-in-1-1-therefore-x-in-2-0\"><pre>\u7b54\u6848\uff1a[-2,0];\u63d0\u793a\uff1a\u7531\u5df2\u77e5t\\in [-1,1],t=x+1\\in [-1,1],\\therefore x\\in[-2,0].~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>2.\u5df2\u77e5\u51fd\u6570f(x+1)\u7684\u5b9a\u4e49\u57df\u662f[-1,1],\u6c42f(x)\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-0-2-x-in-1-1-therefore-t-x-1-in-0-2-therefore-0-2\"><pre>\u7b54\u6848\uff1a[0,2];\u63d0\u793a\uff1ax\\in[-1,1],\\therefore t=x+1 \\in[0,2],\\therefore\u5b9a\u4e49\u57df\u4e3a[0,2].~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>3.\u5df2\u77e5\u51fd\u6570f(x-1)\u7684\u5b9a\u4e49\u57df\u662f[-1,1],\u6c42f(x+1)\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-3-1-f-t-2-0-therefore-x-1-in-2-0-therefore-x-in-3-1\"><pre>\u7b54\u6848\uff1a[-3,-1];\u63d0\u793a\uff1af(t)\u5b9a\u4e49\u57df\u4e3a[-2,0],\\therefore x+1\\in[-2,0],\\therefore x\\in[-3,-1].~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>4.\u5df2\u77e5\u51fd\u6570f(x)\u7684\u5b9a\u4e49\u57df\u662f[-1,1],\u6c42g(x)=\\frac{f(2x-1)}{\\ln(1-x)}\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-1111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-0-1-2x-1-in-1-1-x-in-0-1-f-2x-1-0-1\"><pre>\u7b54\u6848\uff1a(0,1);\u63d0\u793a\uff1a2x-1\\in [-1,1],x\\in[0,1],f(2x-1)\u5b9a\u4e49\u57df\u4e3a[0,1].~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>5.\u5df2\u77e5\u51fd\u6570f(x)=\\lg \\frac{1-x}{1+x},\u6c42\u51fd\u6570g(x)=f(x-1)+\\sqrt{2x-1}\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-frac-1-2-2-f-x-1-1-f-x-1-0-2\"><pre>\u7b54\u6848\uff1a[\\frac{1}{2},2);\u63d0\u793a\uff1af(x)\u7684\u5b9a\u4e49\u57df\u4e3a(-1,1),f(x-1)\u7684\u5b9a\u4e49\u57df\u4e3a(0,2).~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>6.\u6c42\u51fd\u6570f(x)=\\sqrt{1-\\ln x}\\cdot \\lg (\\frac{x+2}{2-x})\u7684\u5b9a\u4e49\u57df.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-0-2\"><pre>\u7b54\u6848:(0,2).~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n<\/details>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"htoc-1111111\">\u5206\u6bb5\u51fd\u6570<\/h4>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>1.\u5df2\u77e5\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}\\mathrm{e}^{x+\\ln 2}, x \\leqslant 0, \\\\ f(x-3), x&gt;0,\\end{array}\\right.  \u6c42  f(2021).~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-frac-2-e-t-3-f-2021-f-1-frac-2-e\"><pre>\u7b54\u6848\uff1a\\frac{2}{e};\u63d0\u793a\uff1a\u5468\u671fT=3,f(2021)=f(-1)=\\frac{2}{e}.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>2.\u8bbe\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}x+2, x\\le 0, \\\\ x+\\displaystyle\\frac{1}{x}, x &gt; 0,\\end{array}\\right.  \u82e5  f(f(a))=2 , \u6c42  a.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-a-2-a-1\"><pre>\u7b54\u6848\uff1aa=-2\u6216a=-1;\u63d0\u793a\uff1a\u6cd5\u4e00\u3001\u5206\u7c7b\u8ba8\u8bba;\u6cd5\u4e8c\u3001\u753b\u51fd\u6570\u56fe\u8c61.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>3.\u5df2\u77e5\u51fd\u6570f(x)=\\left\\{\\begin{matrix}\n 1-a\\cdot 2^x,x\\le 0, &amp; \\\\\n f(x-1)-f(x-2),x&gt;0, &amp;\n\\end{matrix}\\right.\u82e5f(2024)=1,\u6c42\u5b9e\u6570a\u7684\u503c.~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-1111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-a-4-t-6\"><pre>\u7b54\u6848\uff1aa=4;\u63d0\u793a\uff1a\u5468\u671fT=6.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>4.\u8bbe\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}-\\mathrm{e}^{x}, x&gt;0, \\\\ x^{2}+2 x+4, x \\leqslant 0,\\end{array}\\right.  \u82e5  f(f(a))=4 , \u6c42  a.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-a-ln-2\"><pre>\u7b54\u6848\uff1aa=\\ln 2;\u63d0\u793a\uff1a\u6cd5\u4e00\u3001\u5206\u7c7b\u8ba8\u8bba;\u6cd5\u4e8c\u3001\u753b\u51fd\u6570\u56fe\u8c61.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>5.\u8bbe\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}\\sqrt{x+1},-1&lt; x&lt; 0, \\\\2x, x \\ge 0,\\end{array}\\right.  \u82e5  \u5b9e\u6570a\u6ee1\u8db3f(a)=f(a-1) , \u6c42  f(\\frac{1}{a}).~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-a-8\"><pre>\u7b54\u6848\uff1aa=8.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>6.\u8bbe\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}x^2+1, x\\le 0, \\\\3,x&gt;0,\\end{array}\\right.  \u82e5  f(x)&gt;2 , \u6c42\u4e0d\u7b49\u5f0f\u7684\u89e3\u96c6.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-1111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-infty-1-cup-0-infty\"><pre>\u7b54\u6848:(-\\infty,-1)\\cup(0,+\\infty).~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>7.\u5df2\u77e5\u51fd\u6570  f(x)=\\left\\{\\begin{array}{l}\\log _{2} x, x&gt;1, \\\\ x^{2}-1, x \\leqslant 1,\\end{array}\\right.  \u6c42 f(x)&lt; f(x+1)  \u7684\u89e3.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-frac-1-2-infty-x-le-0-0-lt-x-le1-x-gt-1\"><pre>\u7b54\u6848\uff1a(-\\frac{1}{2},+\\infty);\u63d0\u793a\uff1a\u5206\u4e09\u7c7b\u60c5\u51b5\u8ba8\u8bba\uff0cx\\le 0,0&lt; x \\le1,x&gt; 1.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>8.\u5df2\u77e5\u51fd\u6570  f(x)=\\left\\{\\begin{matrix}\n (1-2a)x+3a ,x&lt;1, &amp; \\\\\n 2^{x-1},x\\ge 1. &amp;\n\\end{matrix}\\right. \u7684\u503c\u57df\u4e3aR,\u6c42\u5b9e\u6570a\u7684\u53d6\u503c\u8303\u56f4.~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-111111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-0-le-a-lt-frac-1-2\"><pre>\u7b54\u6848\uff1a0 \\le a &lt; \\frac{1}{2}.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>9.f(x)=x|x-1|,\u753bf(x)\u7684\u51fd\u6570\u56fe\u8c61.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-1111111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-a5c4d33\" data-block-id=\"a5c4d33\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-a5c4d33-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-a1be2d0\" data-v=\"4\" data-block-id=\"a1be2d0\"><style>@media screen and (min-width:690px){.stk-a1be2d0{flex:var(--stk-flex-grow,1) 1 calc(33.33400000000002\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/47.95.222.19\/wp-content\/uploads\/2024\/09\/%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE-2024-08-23-193502-2.png\" alt=\"\" class=\"wp-image-2656\" style=\"width:173px;height:auto\"\/><\/figure>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-e085d13\" data-v=\"4\" data-block-id=\"e085d13\"><style>@media screen and (min-width:690px){.stk-e085d13{flex:var(--stk-flex-grow,1) 1 calc(66.666\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-f-x-left-begin-matrix-x-x-1-x-ge1-amp-x-x-1-x-lt-1-amp-end-matrix-right\"><pre>\u63d0\u793a\uff1a\u5199\u6210\u5206\u6bb5\u51fd\u6570~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\\\\f(x)=\\left\\{\\begin{matrix}\n  x(x-1),x\\ge1,&amp; \\\\\n -x(x-1),x&lt;1. &amp;\n\\end{matrix}\\right.~~~~~~~~~~~~~~~~<\/pre><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\"><pre>10.f(x)=\\left\\{\\begin{matrix}\n  1,x&gt;0,&amp; \\\\\n0 ,x=0, &amp; \\\\\n -1,x&lt;0, &amp;\n\\end{matrix}\\right.g(x)=x^2f(x-1),\u6c42\u51fd\u6570g(x)\u7684\u5355\u589e\u533a\u95f4.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/pre><\/div>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7b54\u6848<\/summary>\n<p id=\"htoc-11111111111111111\"><\/p>\n\n\n\n<div class=\"wp-block-katex-display-block katex-eq\" data-katex-display=\"true\" id=\"htoc-left-infty-0-right-cup-left-1-infty-right-g-x-left-begin-matrix-x-2-x-gt-1-amp-0-x-1-amp-x-2-x-lt-1-amp-end-matrix-right\"><pre>\u7b54\u6848\uff1a\\left ( -\\infty ,0 \\right ) \\cup \\left ( 1,+\\infty  \\right ) ;\u63d0\u793a\uff1a\u5199\u51fag(x)=\\left\\{\\begin{matrix}\n  x^2,x&gt;1,&amp; \\\\\n0 ,x=1, &amp; \\\\\n -x^2,x&lt;1, &amp;\n\\end{matrix}\\right.\u753b\u56fe\u8c61\u6c42\u5355\u8c03\u533a\u95f4.~~~~~~~<\/pre><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n<\/details>\n\n\n\n \n","protected":false},"excerpt":{"rendered":"<p>\u51fd\u6570\u6982\u5ff5\u3001\u5206\u6bb5\u51fd\u6570<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2141","post","type-post","status-publish","format-standard","hentry","category-hanshu"],"blocksy_meta":[],"_links":{"self":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts\/2141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2141"}],"version-history":[{"count":0,"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts\/2141\/revisions"}],"wp:attachment":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2141"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}