{"id":317,"date":"2024-11-22T15:45:24","date_gmt":"2024-11-22T07:45:24","guid":{"rendered":"https:\/\/znl.pub\/?p=317"},"modified":"2024-11-22T16:01:41","modified_gmt":"2024-11-22T08:01:41","slug":"%e5%85%b3%e4%ba%8e%e4%b8%80%e9%81%93%e5%94%ac%e4%ba%ba%e7%9a%84%e6%95%b0%e5%ad%a6%e5%ae%9a%e7%90%8621%e4%b8%8e7","status":"publish","type":"post","link":"https:\/\/znl.pub\/?p=317","title":{"rendered":"\u5173\u4e8e\u4e00\u9053\u201c\u552c\u4eba\u201d\u7684\u6570\u5b66\u5b9a\u7406\u201c21\u4e0e7\u201d"},"content":{"rendered":"\n

\u6570\u5b66\u8fd0\u7b97\u4e2d\uff0c\u5f88\u591a\u4eba\u63a8\u5d07\u5feb\u901f\u8fd0\u7b97\uff0c\u901a\u8fc7\u8bb0\u5fc6\u5f88\u591a\u89c4\u5f8b\u5b9a\u5f0f\u7684\u786e\u53ef\u4ee5\u77ed\u65f6\u95f4\u63d0\u9ad8\u8ba1\u7b97\u901f\u5ea6\uff0c\u6211\u5728\u6c42\u5b66\u8fc7\u7a0b\u4e2d\u4e5f\u66fe\u5bf9\u5404\u79cd\u516c\u5f0f\u5b9a\u5f8b\u611f\u5230\u60ca\u53f9\uff0c\u90a3\u4e48\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u597d\u7684\u65b9\u6cd5\u8bfe\u672c\u4e0a\u600e\u4e48\u4e0d\u6559\u5462\uff1f\u8fd9\u4e2a\u95ee\u9898\u6216\u8bb8\u5e76\u4e0d\u5bb9\u6613\u56de\u7b54\u3002<\/p>\n\n\n\n

\u6700\u8fd1\u5728\u4e00\u672c\u6559\u6388\u6280\u5de7\u7684\u4e66\u7c4d\u4e2d\uff0c\u770b\u5230\u4e00\u4e2a\u5b9a\u5f8b\uff1a\u201c\u4e00\u4e2a\u6570\u7684\u672b\u4f4d\u6570\u662f1\uff0c\u800c\u4e14\u5b83\u53c8\u6bd421\u5927\uff0c\u7528\u8fd9\u4e2a\u6570\u51cf\u53bb21\uff0c\u5f97\u6570\u53bb\u6389\u672b\u5c3e\u76840\u540e\u5982\u679c\u80fd\u88ab7\u6574\u9664\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u4e5f\u80fd\u88ab7\u6574\u9664\uff0c\u53cd\u4e4b\u8fd9\u4e2a\u6570\u4e5f\u80af\u5b9a\u4e0d\u80fd\u88ab7\u6574\u9664\u3002\u4ee5161\u4e3a\u4f8b\uff0c161-21=140\uff0c140\u53bb\u63890\u662f14\uff0c14\u80fd\u88ab7\u6574\u9664\uff0c\u6240\u4ee5161\u4e5f\u80fd\u88ab7\u6574\u9664\u3002\u201d \u8fd9\u79cd\u5b9a\u7406\u88ab\u9648\u8ff0\u5f97\u4fe1\u8a93\u65e6\u65e6\uff0c\u4eff\u4f5b\u63ed\u793a\u4e86\u67d0\u79cd\u60ca\u4eba\u7684\u79d8\u5bc6\uff0c\u7136\u800c\u5176\u4e2d\u7684\u539f\u56e0\u5374\u5e76\u672a\u5728\u4e66\u4e2d\u8be6\u7ec6\u9610\u8ff0\u3002<\/p>\n\n\n\n

\u8fd9\u4e2a\u89c2\u5bdf\u662f\u5173\u4e8e\u6570\u7684\u6027\u8d28\u548c\u89c4\u5f8b\u7684\u4e00\u4e2a\u6709\u8da3\u4f8b\u5b50\uff0c\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u5206\u4eab\u81ea\u5df1\u5bf9\u8fd9\u4e00\u5b9a\u7406\u7684\u7406\u89e3\u4e0e\u89e3\u91ca\uff1a<\/p>\n\n\n\n

\u6838\u5fc3\u539f\u7406\u5728\u4e8e\u201c\u4e00\u4e2a\u6570\u5728\u4e58\u4ee5 10\u3001100\u30011000\u7b49\u7b49\u8fd9\u6837\u6570\uff0810^n , n\u53d6\u6b63\u6574\u6570\uff09 \u4ee5\u540e\uff0c\u4e0d\u4f1a\u6539\u53d8\u6574\u9664\u6027\u8d28\u201d\u3002\u5982\u679c\u4e00\u4e2a\u6570\u80fd\u88ab7\u6574\u9664\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u4e58\u4ee510\u540e\u4ecd\u7136\u80fd\u88ab7\u6574\u9664\uff0c\u56e0\u4e3a\u4e58\u4ee510\u76f8\u5f53\u4e8e\u5728\u672b\u4f4d\u52a0\u4e00\u4e2a0\uff0c\u4e0d\u6539\u53d8\u6570\u7684\u6574\u9664\u6027\u8d28\u3002\u800c21\u672c\u6765\u5c31\u662f3\u4e2a7\u76f8\u4e58\uff0c\u662f7\u7684\u6574\u6570\u500d\u3002<\/p>\n\n\n\n

\u5047\u5982\u4e00\u4e2a\u6570\u662fX\uff0cX\u662f\u672b\u4f4d\u4e3a1\u7684\u6570<\/em>, X>21\u3002<\/p>\n\n\n\n

\u90a3\u4e48\u5b83\u53ef\u4ee5\u8868\u793a\u4e3a <\/p>\n\n\n\n

    \n
  1. X=(A+21) <\/em><\/li>\n<\/ol>\n\n\n\n

    A\u662f\u672b\u5c3e\u4e3a0\u7684\u6570\uff0c\u76f8\u5f53\u4e8e\u4e00\u4e2a\u6570\u4e58\u4ee510\uff0c\u8bbe\uff1aA=10a\u3002<\/p>\n\n\n\n

      \n
    1. X= (10a+21) <\/em><\/li>\n<\/ol>\n\n\n\n

      \u5982\u679cX\u80fd\u88ab7\u6574\u9664\uff0c\u610f\u5473\u7740<\/p>\n\n\n\n

        \n
      1. X % 7 = (A+21) % 7 =0<\/li>\n\n\n\n
      2. A%7 + 21%7 =0<\/li>\n\n\n\n
      3. (10a)%7=0<\/li>\n<\/ol>\n\n\n\n

        \u5230\u6b64\u53ef\u4ee5\u770b\u51fa\uff0c\u5982\u679c\u53cd\u8fc7\u6765\uff0c\u5c0fa\u80fd\u88ab7\u6574\u9664\u4e0d\u5c31\u610f\u5473\u7740A\u80fd\u88ab7\u6574\u9664\uff0cA\u80fd\u88ab7\u6574\u9664\u4e0d\u5c31\u662fX\u80fd\u88ab7\u6574\u9664\u5417\uff1fa\u4e0d\u5c31\u662fX-21\u540e\u53c8\u62b9\u63890\u7684\u6570\u5417\uff1f<\/p>\n\n\n\n

        \u5230\u6b64\uff0c\u6211\u4eec\u5c31\u80fd\u8f93\u51fa\u5f88\u591a\u7c7b\u4f3c\u8fd9\u6837\u201c\u552c\u4eba\u201d\u7684\u4f8b\u5b50\u4e86\uff0c\u6bd4\u5982\uff1a<\/p>\n\n\n\n

        \u4e00\u4e2a\u6570\u7684\u672b\u5c3e\u662f4\uff0c\u4e14\u4ed6\u53c8\u662f\u6bd424\u5927\u7684\u6570\uff0c\u5982\u679c\u8fd9\u4e2a\u6570\u51cf\u53bb24\uff0c\u5f97\u6570\u53bb\u6389\u672b\u5c3e\u76840\u540e\u5982\u679c\u80fd\u88ab8\u6574\u9664\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u4e5f\u80fd\u88ab8\u6574\u9664\u3002<\/p>\n\n\n\n

        \u5df4\u62c9\u5df4\u62c9\u3002\u3002\u5feb\u53bb\u201c\u552c\u201d\u4e00\u4e0b\u522b\u4eba\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

        \u6570\u5b66\u8fd0\u7b97\u4e2d\uff0c\u5f88\u591a\u4eba\u63a8\u5d07\u5feb\u901f\u8fd0\u7b97\uff0c\u901a\u8fc7\u8bb0\u5fc6\u5f88\u591a\u89c4\u5f8b\u5b9a\u5f0f\u7684\u786e\u53ef\u4ee5\u77ed\u65f6\u95f4\u63d0\u9ad8\u8ba1\u7b97\u901f\u5ea6\uff0c\u6211\u5728\u6c42\u5b66\u8fc7\u7a0b\u4e2d\u4e5f\u66fe\u5bf9\u5404\u79cd\u516c\u5f0f\u5b9a…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-317","post","type-post","status-publish","format-standard","hentry","category-24"],"_links":{"self":[{"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/posts\/317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/znl.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=317"}],"version-history":[{"count":9,"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/posts\/317\/revisions"}],"predecessor-version":[{"id":326,"href":"https:\/\/znl.pub\/index.php?rest_route=\/wp\/v2\/posts\/317\/revisions\/326"}],"wp:attachment":[{"href":"https:\/\/znl.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/znl.pub\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/znl.pub\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}