{"id":2835,"date":"2025-01-24T15:07:55","date_gmt":"2025-01-24T12:07:55","guid":{"rendered":"https:\/\/currconv.ru\/blog\/11252-2\/"},"modified":"2025-01-24T15:07:55","modified_gmt":"2025-01-24T12:07:55","slug":"11252","status":"publish","type":"post","link":"https:\/\/currconv.ru\/blog\/11252\/","title":{"rendered":"\u041f\u0440\u0438\u043c\u0435\u0440 \u21165 \u0438\u0437 \u0437\u0430\u0434\u0430\u043d\u0438\u044f 20"},"content":{"rendered":"<div class=\"fpm_start\"><\/div>\n<p>\u0420\u0435\u0448\u0438\u0442\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0439<br \/>\n<span class=\"katex-eq\" data-katex-display=\"false\">\\begin{cases}<br \/>\n4x^2-5x=y,       \\\\<br \/>\n8x-10=y.<br \/>\n\\end{cases}<br \/>\n<\/span><\/p>\n<p><span id=\"more-11252\"><\/span><\/p>\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n<h2 class=\"wp-block-heading has-text-align-center has-medium-font-size\"><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u0435<\/strong><\/h2>\n<p>\u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c <span class=\"katex-eq\" data-katex-display=\"false\">y<\/span> \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0438 \u043d\u0430\u0439\u0434\u0435\u043c <span class=\"katex-eq\" data-katex-display=\"false\">x:<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">8x-10=4x^2-5x;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">8x-10-4x^2+5x=0;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">-4x^2+13x-10=0;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">4x^2-13x+10=0;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">D=b^2-4ac=13^2 -4 \\cdot 4 \\cdot 10=9;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle x_1=\\frac{-b+\\sqrt{D}}{2a}=\\frac{13+3}{2 \\cdot 4}=2;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">\\displaystyle x_2=\\frac{-b-\\sqrt{D}}{2a}=\\frac{13-3}{2 \\cdot 4}=1,25.<\/span><\/p>\n<p>\u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f <span class=\"katex-eq\" data-katex-display=\"false\">x<\/span> \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0438 \u043d\u0430\u0439\u0434\u0435\u043c <span class=\"katex-eq\" data-katex-display=\"false\">y:<\/span><\/p>\n<p><script data-noptimize=\"\" data-wpfc-render=\"false\">\nfpm_start( \"true\" );\n<\/script><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">8 \\cdot 2-10=y_1;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">y_1=16-10;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">y_1=6.<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">8 \\cdot 1,25-10=y_2;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">y_2=10-10;<\/span><\/p>\n<p><span class=\"katex-eq\" data-katex-display=\"false\">y_2=0.<\/span><\/p>\n<p>\u0412 \u0438\u0442\u043e\u0433\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c <span class=\"katex-eq\" data-katex-display=\"false\">(2;6); (1,25;0)<\/span>.<\/p>\n<p><strong>\u041e\u0442\u0432\u0435\u0442:<\/strong>&nbsp;<span class=\"katex-eq\" data-katex-display=\"false\">(2;6); (1,25;0)<\/span>.<\/p>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<p><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong>\u0418\u0441\u0442\u043e\u0447\u043d\u0438\u043a:<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong> \u041e\u0413\u042d-2025. \u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0430. \u0422\u0438\u043f\u043e\u0432\u044b\u0435 \u044d\u043a\u0437\u0430\u043c\u0435\u043d\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b. 36 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432. \u042f\u0449\u0435\u043d\u043a\u043e \u0418. \u0412. (\u0432\u0430\u0440\u0438\u0430\u043d\u0442 14) <\/p>\n<p>\u041e\u0413\u042d-2024. \u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0430. \u0422\u0438\u043f\u043e\u0432\u044b\u0435 \u044d\u043a\u0437\u0430\u043c\u0435\u043d\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b. 36 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 (\u0432\u0430\u0440\u0438\u0430\u043d\u0442 4) <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0420\u0435\u0448\u0438\u0442\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0439 \\begin{cases} 4x^2-5x=y, \\\\ 8x-10=y. \\end{cases} \u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c y \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0438 \u043d\u0430\u0439\u0434\u0435\u043c x: 8x-10=4x^2-5x; 8x-10-4x^2+5x=0; -4x^2+13x-10=0; 4x^2-13x+10=0; D=b^2-4ac=13^2 -4 \\cdot 4 \\cdot 10=9; \\displaystyle x_1=\\frac{-b+\\sqrt{D}}{2a}=\\frac{13+3}{2 \\cdot 4}=2; \\displaystyle x_2=\\frac{-b-\\sqrt{D}}{2a}=\\frac{13-3}{2 \\cdot 4}=1,25. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u043c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f x \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0438 \u043d\u0430\u0439\u0434\u0435\u043c y: 8 \\cdot 2-10=y_1; y_1=16-10; y_1=6. 8 \\cdot 1,25-10=y_2; y_2=10-10; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-2835","post","type-post","status-publish","format-standard","hentry","category-zadanie-20"],"_links":{"self":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/2835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/comments?post=2835"}],"version-history":[{"count":0,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/posts\/2835\/revisions"}],"wp:attachment":[{"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/media?parent=2835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/categories?post=2835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/currconv.ru\/blog\/wp-json\/wp\/v2\/tags?post=2835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}