{"id":5,"date":"2020-03-20T01:08:04","date_gmt":"2020-03-19T22:08:04","guid":{"rendered":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/?p=5"},"modified":"2020-03-24T12:44:10","modified_gmt":"2020-03-24T09:44:10","slug":"5-1-%ce%b5%ce%ba%ce%b8%ce%b5%cf%84%ce%b9%ce%ba%ce%b7-%cf%83%cf%85%ce%bd%ce%b1%cf%81%cf%84%ce%b7%cf%83%ce%b7","status":"publish","type":"post","link":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/2020\/03\/20\/5-1-%ce%b5%ce%ba%ce%b8%ce%b5%cf%84%ce%b9%ce%ba%ce%b7-%cf%83%cf%85%ce%bd%ce%b1%cf%81%cf%84%ce%b7%cf%83%ce%b7\/","title":{"rendered":"5.1 \u0395\u039a\u0398\u0395\u03a4\u0399\u039a\u0397 \u03a3\u03a5\u039d\u0391\u03a1\u03a4\u0397\u03a3\u0397"},"content":{"rendered":"<p style=\"text-align: center\"><span style=\"font-size: 18pt\"><strong>\u0395\u039a\u0398\u0395\u03a4\u0399\u039a\u0397 \u03a3\u03a5\u039d\u0391\u03a1\u03a4\u0397\u03a3\u0397:<\/strong><\/span><\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/drive.google.com\/file\/d\/1ojhbWwBN1b7NkObSVXExBMBkJ3PYT7-C\/preview\" width=\"640\" height=\"480\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<h4><a href=\"https:\/\/m.youtube.com\/watch?v=nh8YQn6mMY8\"><strong>\u03a0\u03b1\u03c4\u03ae\u03c3\u03c4\u03b5 \u03b5\u03b4\u03ce \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b5\u03af\u03c4\u03b5 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc \u03b2\u03af\u03bd\u03c4\u03b5\u03bf \u03c3\u03c4\u03bf youtube<\/strong><\/a><\/h4>\n<p>&nbsp;<\/p>\n<iframe allow=\"microphone https:\/\/content.e-me.edu.gr\" src=\"https:\/\/content.e-me.edu.gr\/wp-admin\/admin-ajax.php?action=h5p_embed&id=<p>[eme_content_id 6873]<\/p>\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" onload=\"iFrameResize({heightCalculationMethod:'max'})\"><\/iframe>\n<p style=\"text-align: left\"><span style=\"font-size: 18pt\"><strong>\u0391\u03c3\u03ba\u03ae\u03c3\u03b5\u03b9\u03c2:<\/strong><\/span><\/p>\n<p><span style=\"color: #2a3235;font-family: Times New Roman, serif;font-size: medium\"><b>\u0395\u039c\u03a0\u0395\u0394\u03a9\u03a3\u0397\u03a3<\/b><\/span><\/p>\n<ol>\n<li><span style=\"font-family: Times New Roman, serif\"><span style=\"font-size: medium\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-9e55f12ac51b4597b76698bb56de6755_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#53;&#94;&#123;&#45;&#51;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#53;&#94;&#123;&#51;&#125;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#49;&#50;&#53;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"115\" style=\"vertical-align: -7px;\"\/><\/span><\/span><\/li>\n<li><span style=\"font-family: Times New Roman, serif\"><span style=\"font-size: medium\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-99b04262645ebb0bd3aee5c6ac806722_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#57;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#61;&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#51;&#94;&#123;&#50;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#61;&#51;&#94;&#123;&#51;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"226\" style=\"vertical-align: 0px;\"\/><\/span><\/span><\/li>\n<li><span style=\"font-family: Times New Roman, serif\"><span style=\"font-size: medium\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-2c63b5b4db34eca5518d223b4cc2c4d5_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;&#123;&#57;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;&#123;&#51;&#94;&#123;&#50;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;&#61;&#51;&#94;&#123;&#45;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"144\" style=\"vertical-align: -9px;\"\/><\/span><\/span><\/li>\n<\/ol>\n<p><span style=\"font-family: Times New Roman, serif\"><span style=\"font-size: medium\">\u03a4\u03af \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 <\/span><\/span><\/p>\n<p><span style=\"font-family: Times New Roman, serif\"><span style=\"font-size: medium\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-3ea2863ff673c75e11a1cdb0929b2660_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#51;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;&#123;&#57;&#94;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"51\" style=\"vertical-align: -9px;\"\/><\/span><\/span><\/p>\n<p><b>\u0391\u039d\u0391\u03a0\u03a4\u03a5\u039e\u0397\u03a3<\/b><\/p>\n<ol>\n<li><span style=\"font-weight: 400\">\u0398\u03b5\u03c9\u03c1\u03b5\u03af\u03c3\u03c4\u03b5\u00a0 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u00a0 <\/span><span style=\"font-weight: 400\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-27ef2d1f36edd5eabc796eabef9726a0_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"34\" style=\"vertical-align: -4px;\"\/><\/span><\/li>\n<\/ol>\n<p><a name=\"id3700924284\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 43px;\"><span class=\"ql-right-eqno\"> (1) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-c966add9184f49e38c9912c02964c198_l3.png\" height=\"43\" width=\"141\" class=\"ql-img-displayed-equation \" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#102;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#120;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#61;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#45;&#49;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#43;&#49;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#94;&#123;&#120;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0391. \u039d\u03b1 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03c4\u03b5 \u03b1\u03bd \u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <span style=\"color: #737373;font-size: 1rem\"> <span style=\"font-weight: 400\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-27ef2d1f36edd5eabc796eabef9726a0_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"34\" style=\"vertical-align: -4px;\"\/> \u03ad\u03c7\u03b5\u03b9 <\/span>\u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03c4\u03bf\u03bc\u03ae\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03ac\u03be\u03bf\u03bd\u03b5\u03c2; \u0391\u03bd \u03bd\u03b1\u03b9 \u03c0\u03bf\u03b9\u03ac \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c5\u03c4\u03ac;<\/span><\/p>\n<p><span style=\"font-weight: 400\">\u0392. \u039d\u03b1 \u03b2\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c4\u03b9\u03bc\u03ad\u03c2 \u03c4\u03bf\u03c5 \u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-27ef2d1f36edd5eabc796eabef9726a0_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"34\" style=\"vertical-align: -4px;\"\/><\/span><\/p>\n<ol>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u0395\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b5\u03ba\u03b8\u03b5\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u00a0<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u0395\u03af\u03bd\u03b1\u03b9 \u03b3\u03bd\u03b7\u03c3\u03af\u03c9\u03c2 \u03b1\u03cd\u03be\u03bf\u03c5\u03c3\u03b1 \u03c3\u03c4\u03bf\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-06e6be6669e5cefac0b5335f5e7f66b3_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#82;&#101;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"13\" style=\"vertical-align: -1px;\"\/><\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u0395\u03af\u03bd\u03b1\u03b9 \u03b3\u03bd\u03b7\u03c3\u03af\u03c9\u03c2 \u03c6\u03b8\u03af\u03bd\u03bf\u03c5\u03c3\u03b1 \u03c3\u03c4\u03bf <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-06e6be6669e5cefac0b5335f5e7f66b3_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#82;&#101;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"13\" style=\"vertical-align: -1px;\"\/><\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u0388\u03c7\u03b5\u03b9 \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03b9\u03bc\u03ce\u03bd <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-ea3d1c889fecfa74f68de21ff883da22_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#44;&#48;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"60\" style=\"vertical-align: -4px;\"\/><\/span><\/li>\n<li>\u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03b7\u03bd \u03b1\u03bd\u03af\u03c3\u03c9\u03c3\u03b7 <span style=\"font-weight: 400\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-1dcce2fecb3d202ed28564daac5990fd_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#102;&#40;&#53;&#94;&#123;&#50;&#48;&#50;&#48;&#125;&#41;&#62;&#102;&#40;&#53;&#94;&#123;&#50;&#48;&#50;&#49;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"146\" style=\"vertical-align: -4px;\"\/><\/span><\/li>\n<\/ol>\n<p>\u0393. <span style=\"color: #737373;font-size: 1rem\">\u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b2\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c4\u03c5\u03c0\u03bf \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03bf\u03c0\u03bf\u03af\u03b1\u03c2 \u03c4\u03bf \u03b3\u03c1\u03ac\u03c6\u03b7\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03c1\u03b9\u03ba\u03cc \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03bd \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03bf \u03ac\u03be\u03bf\u03bd\u03b1<\/span><\/p>\n<p>2.\u00a0 \u039d\u03b1 \u03bb\u03c5\u03b8\u03bf\u03cd\u03bd \u03bf\u03b9 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2:<\/p>\n<ol style=\"list-style-type: lower-greek\">\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-2b4de5962e8e70974027234414969984_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#51;&#94;&#123;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#120;&#94;&#123;&#50;&#125;&#45;&#53;&#120;&#43;&#50;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#56;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"120\" style=\"vertical-align: -7px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-21aee2e6b4ad57b4e008d70519dc4675_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#50;&#92;&#99;&#100;&#111;&#116;&#32;&#52;&#94;&#123;&#120;&#125;&#43;&#49;&#61;&#50;&#94;&#123;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"110\" style=\"vertical-align: -2px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-1b0f64689f1699d3b59d8a080d6e13ed_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#52;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#61;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#49;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#49;&#125;&#92;&#99;&#100;&#111;&#116;&#57;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"166\" style=\"vertical-align: -1px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-ed70c4ccc574803ac1a41f396d2827ec_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#50;&#120;&#45;&#53;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#49;&#49;&#120;&#43;&#51;&#48;&#125;&#61;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"166\" style=\"vertical-align: -4px;\"\/><\/li>\n<\/ol>\n<p>3.\u00a0 \u039d\u03b1 \u03bb\u03c5\u03b8\u03bf\u03cd\u03bd \u03bf\u03b9\u00a0 \u03b1\u03bd\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2:<\/p>\n<ol style=\"list-style-type: lower-greek\">\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-2c7cc8dd0b33c60014e9ff04b32c051d_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#51;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#49;&#125;&#92;&#108;&#101;&#113;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"28\" width=\"90\" style=\"vertical-align: -7px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-14d8e88da84f0198a7deed0b918ff664_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#51;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#55;&#125;&#62;&#49;&#47;&#50;&#55;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"101\" style=\"vertical-align: -5px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-37e9f5f1c5a4de59fc6c3ff5eaf0312f_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#52;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#60;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#49;&#53;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#49;&#125;&#92;&#99;&#100;&#111;&#116;&#57;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"166\" style=\"vertical-align: -1px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-e324c876c671d138bd91443899d06586_l3.png\" class=\"ql-img-inline-formula \" alt=\"&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#53;&#125;&#123;&#49;&#54;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#55;&#125;&#92;&#108;&#101;&#113;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#54;&#125;&#123;&#49;&#53;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#94;&#123;&#120;&#94;&#123;&#50;&#125;&#45;&#57;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"28\" width=\"155\" style=\"vertical-align: -7px;\"\/><\/li>\n<\/ol>\n<p>3.\u00a0 \u039d\u03b1 \u03bb\u03c5\u03b8\u03b5\u03af \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-content\/ql-cache\/quicklatex.com-f502ba6f4b643a7adeb89c5baeaa2de3_l3.png\" class=\"ql-img-inline-formula \" 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\u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u00a0&hellip;<\/p>\n","protected":false},"author":10853,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/posts\/5","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/users\/10853"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/comments?post=5"}],"version-history":[{"count":0,"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/posts\/5\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/media?parent=5"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/categories?post=5"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.e-me.edu.gr\/hive-mathcover\/wp-json\/wp\/v2\/tags?post=5"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}