{"id":1462,"date":"2024-02-19T03:50:24","date_gmt":"2024-02-19T03:50:24","guid":{"rendered":"https:\/\/funmath.ru\/?p=1462"},"modified":"2024-02-19T03:50:25","modified_gmt":"2024-02-19T03:50:25","slug":"%d0%be%d1%82%d0%b2%d0%b5%d1%82-%d0%ba-%d0%b7%d0%b0%d0%b4%d0%b0%d1%87%d0%b5-%e2%84%96144","status":"publish","type":"post","link":"https:\/\/funmath.ru\/?p=1462","title":{"rendered":"\u041e\u0442\u0432\u0435\u0442 \u043a \u0437\u0430\u0434\u0430\u0447\u0435 \u2116144"},"content":{"rendered":"\n<p><strong><em>\u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0440\u0430\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f (<a href=\"https:\/\/funmath.ru\/?cat=58\" data-type=\"link\" data-id=\"https:\/\/funmath.ru\/?cat=58\">\u0438\u0433\u0440\u044b<\/a>, <a href=\"https:\/\/funmath.ru\/?cat=81\" data-type=\"link\" data-id=\"https:\/\/funmath.ru\/?cat=81\">\u0432\u0438\u043a\u0442\u043e\u0440\u0438\u043d\u044b<\/a>)<\/em><\/strong><\/p>\n\n\n<p><!--more--><\/p>\n\n\n<p>\u0421 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u043c\u0438 \u0437\u0430\u0434\u0430\u0447\u0438 \u043c\u043e\u0436\u043d\u043e \u043e\u0437\u043d\u0430\u043a\u043e\u043c\u0438\u0442\u044c\u0441\u044f <a href=\"https:\/\/funmath.ru\/?p=1460\" data-type=\"link\" data-id=\"https:\/\/funmath.ru\/?p=1460\">\u0437\u0434\u0435\u0441\u044c<\/a>.<\/p>\n\n\n\n<p><strong><em>\u041f\u0435\u0440\u0432\u0430\u044f:<\/em><\/strong><br>\u0423\u0433\u043e\u043b \u0432 \u043a\u0432\u0430\u0434\u0440\u0430\u0442\u0435 \u0440\u0430\u0432\u0435\u043d 90\u00b0. \u041f\u043e\u0441\u0447\u0438\u0442\u0430\u0435\u0442\u0435, \u0447\u0435\u043c\u0443 \u0440\u0430\u0432\u0435\u043d \u0443\u0433\u043e\u043b \u0432 \u043a\u0443\u0431\u0435?<\/p>\n\n\n\n<p><strong><em>\u0412\u0442\u043e\u0440\u0430\u044f:<\/em><\/strong><br>\u0423 \u043d\u043e\u0432\u043e\u0433\u043e \u043d\u0435\u0437\u0430\u0442\u043e\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0448\u0435\u0441\u0442\u0438\u0433\u0440\u0430\u043d\u043d\u043e\u0433\u043e \u043a\u0430\u0440\u0430\u043d\u0434\u0430\u0448\u0430 \u0432\u043e\u0441\u0435\u043c\u044c \u0433\u0440\u0430\u043d\u0435\u0439.<\/p>\n\n\n\n<p><strong><em>\u0422\u0440\u0435\u0442\u044c\u044f:<\/em><\/strong><br>\u041e\u0441\u0442\u0430\u043d\u0435\u0442\u0441\u044f \u0434\u0432\u0435 \u0437\u0430\u0442\u0443\u0448\u0435\u043d\u043d\u044b\u0435 \u0441\u0432\u0435\u0447\u0438. \u041e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0433\u043e\u0440\u044f\u0442.<\/p>\n\n\n\n<p><strong><em>\u0427\u0435\u0442\u0432\u0435\u0440\u0442\u0430\u044f:<\/em><\/strong><br>\u0423\u0433\u043e\u043b \u0442\u0430\u043a \u0438 \u043e\u0441\u0442\u0430\u043d\u0435\u0442\u0441\u044f \u0432 1\u00b0.<\/p>\n\n\n\n<p><strong><em>\u041f\u044f\u0442\u0430\u044f:<\/em><\/strong><br>\u0414\u043b\u044f \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u044d\u0442\u043e\u0439 \u0437\u0430\u0434\u0430\u0447\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0432\u0441\u043f\u043e\u043c\u043d\u0438\u0442\u044c \u0441\u043f\u043e\u0441\u043e\u0431, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0438\u043b <strong>\u041a\u0430\u0440\u043b \u0424\u0440\u0438\u0301\u0434\u0440\u0438\u0445 \u0413\u0430\u0301\u0443\u0441\u0441<a id=\"_ftnref1\" href=\"#_ftn1\"><strong>[1]<\/strong><\/a> <\/strong> \u0434\u043b\u044f \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u044f \u0441\u0443\u043c\u043c\u044b \u0432\u0441\u0435\u0445 \u043d\u0430\u0442\u0443\u0440\u0430\u043b\u044c\u043d\u044b\u0445 \u0447\u0438\u0441\u0435\u043b \u043e\u0442 1 \u0434\u043e 100 (\u0441\u043c\u043e\u0442\u0440\u0438 <a href=\"https:\/\/funmath.ru\/?p=1189\" data-type=\"link\" data-id=\"https:\/\/funmath.ru\/?p=1189\">\u0437\u0430\u0434\u0430\u0447\u0443 \u2116120<\/a> \u0438 <a href=\"https:\/\/funmath.ru\/?p=1192\" data-type=\"link\" data-id=\"https:\/\/funmath.ru\/?p=1192\">\u043e\u0442\u0432\u0435\u0442 \u043a \u043d\u0435\u0439<\/a>).<\/p>\n\n\n\n<p>\u0415\u0441\u043b\u0438 \u043f\u0435\u0440\u0435\u0432\u0435\u0441\u0442\u0438 \u043d\u0430 \u044f\u0437\u044b\u043a \u0444\u043e\u0440\u043c\u0443\u043b \u0441\u043f\u043e\u0441\u043e\u0431 \u0413\u0430\u0443\u0441\u0441\u0430, \u0442\u043e \u043d\u0430\u0448 \u0440\u044f\u0434<br>5 + 10 + 15 + 20 + 25 + 30 + \u2026 + 100<br>\u043c\u043e\u0436\u043d\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u043a\u0430\u043a<br>5 + 10 + 15 + 20 + 25 + 30 + \u2026+5n = 5n*(n+1)\/2<br>\u0412 \u043d\u0430\u0448\u0435\u043c \u0441\u043b\u0443\u0447\u0430\u0435 n \u0440\u0430\u0432\u043d\u044f\u0435\u0442\u0441\u044f 20.<\/p>\n\n\n\n<p>\u0421\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e,<br>5*20*(20+1)\/2 = 2100\/2 = 1050.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><a href=\"#_ftnref1\" id=\"_ftn1\">[1]<\/a> <strong>\u0418\u043e\u0433\u0430\u0301\u043d\u043d \u041a\u0430\u0440\u043b \u0424\u0440\u0438\u0301\u0434\u0440\u0438\u0445 \u0413\u0430\u0301\u0443\u0441\u0441&nbsp;<\/strong>(30 \u0430\u043f\u0440\u0435\u043b\u044f 1777 \u2013 23 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 1855) \u2013 \u043d\u0435\u043c\u0435\u0446\u043a\u0438\u0439 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a, \u043c\u0435\u0445\u0430\u043d\u0438\u043a, \u0444\u0438\u0437\u0438\u043a, \u0430\u0441\u0442\u0440\u043e\u043d\u043e\u043c \u0438 \u0433\u0435\u043e\u0434\u0435\u0437\u0438\u0441\u0442. \u0412\u0435\u043b\u0438\u0447\u0430\u0439\u0448\u0438\u0439 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a \u0432\u0441\u0435\u0445 \u0432\u0440\u0435\u043c\u0451\u043d, \u00ab\u043a\u043e\u0440\u043e\u043b\u044c \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u043e\u0432\u00bb.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0440\u0430\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f (\u0438\u0433\u0440\u044b, \u0432\u0438\u043a\u0442\u043e\u0440\u0438\u043d\u044b)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64,81,58,4,50],"tags":[8,10],"class_list":["post-1462","post","type-post","status-publish","format-standard","hentry","category-64","category-81","category-58","category-answers","category-50","tag-8","tag-10"],"_links":{"self":[{"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/posts\/1462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/funmath.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1462"}],"version-history":[{"count":1,"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/posts\/1462\/revisions"}],"predecessor-version":[{"id":1463,"href":"https:\/\/funmath.ru\/index.php?rest_route=\/wp\/v2\/posts\/1462\/revisions\/1463"}],"wp:attachment":[{"href":"https:\/\/funmath.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/funmath.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/funmath.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}