{"id":1308,"date":"2024-09-14T15:24:04","date_gmt":"2024-09-14T15:24:04","guid":{"rendered":"https:\/\/gbelentzas.sites.sch.gr\/?p=1308"},"modified":"2025-09-16T19:30:59","modified_gmt":"2025-09-16T19:30:59","slug":"%ce%b1%cf%80%cf%8c%ce%bb%cf%85%cf%84%ce%b7-%cf%84%ce%b9%ce%bc%ce%ae-%ce%b1%ce%bd%cf%84%ce%af%ce%b8%ce%b5%cf%84%ce%bf%ce%b9-%cf%81%ce%b7%cf%84%ce%bf%ce%af-%ce%b1%cf%81%ce%b9%ce%b8%ce%bc%ce%bf%ce%af","status":"publish","type":"post","link":"https:\/\/gbelentzas.sites.sch.gr\/?p=1308","title":{"rendered":"\u0391.7.2. \u0391\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c1\u03b7\u03c4\u03bf\u03cd – \u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03b9 \u03c1\u03b7\u03c4\u03bf\u03af"},"content":{"rendered":"\n
\"\"<\/a><\/figure>\n\n\n<\/p>\n

<\/p>\n

\u0397 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03b9 \u03c1\u03b7\u03c4\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b5\u03c2 \u03c3\u03c4\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac, \u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae \u03b1\u03be\u03af\u03b1. \u0393\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b5\u03c2, \u03b8\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03bc\u03b1\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ae\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03c4\u03b9\u03c2 \u03bf\u03c1\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03ae\u03c3\u03b7.<\/p>\n

<\/i> \u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae<\/i><\/b><\/span><\/h4>\n

\u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c0\u03cc\u03c3\u03b5\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03b1\u03c0\u03ad\u03c7\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03ae \u039f \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03ac\u03be\u03bf\u03bd\u03b1 \u03c4\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392.<\/span><\/strong><\/em><\/p>\n

\"Rendered<\/p><\/p>\n

\u03a3\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03cc \u03ac\u03be\u03bf\u03bd\u03b1, \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b4\u03cd\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03b1:<\/p>\n

    \n
  • \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u0391, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf 3.<\/li>\n
  • \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u0392, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf -2.<\/li>\n<\/ul>\n

    \u0397 \u03b5\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03b8\u03ad\u03c4\u03bf\u03c5\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9: \u03a0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03ae \u00a0O \u00a0\u03c4\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03ac\u03be\u03bf\u03bd\u03b1, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c4\u03bf 0;<\/p>\n

    \u0391\u03c2 \u03ba\u03bf\u03b9\u03c4\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03cc \u03ac\u03be\u03bf\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03c2 \u03c3\u03ba\u03b5\u03c6\u03c4\u03bf\u03cd\u03bc\u03b5 \u03c0\u03ce\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf 0.<\/p>\n

      \n
    • \u0393\u03b9\u03b1 \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u00a0A , \u03be\u03b5\u03ba\u03b9\u03bd\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf 0, \u03bc\u03b5\u03c4\u03c1\u03ac\u03bc\u03b5 \u03c0\u03cc\u03c3\u03b5\u03c2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03bf\u03cd\u03bc\u03b5 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c6\u03c4\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03bf 3. \u0397 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 3 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2.<\/li>\n
    • \u0393\u03b9\u03b1 \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u00a0B , \u03be\u03b5\u03ba\u03b9\u03bd\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf 0, \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac, \u03c6\u03c4\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf -2. \u0397 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 2 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2.<\/li>\n<\/ul>\n

      \u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03ba\u03ac\u03c4\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03b5\u03b4\u03ce: \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ac, \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1. \u0395\u03af\u03c4\u03b5 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b1\u03c3\u03c4\u03b5 \u03b4\u03b5\u03be\u03b9\u03ac (\u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af), \u03b5\u03af\u03c4\u03b5 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac (\u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af), \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03ad\u03bd\u03b1\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2.<\/p>\n

      \u0391\u03c5\u03c4\u03ae \u03b7 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03c4\u03bf\u03bd \u03b2\u03b1\u03c3\u03b9\u03ba\u03cc \u03c0\u03c5\u03c1\u03ae\u03bd\u03b1 \u03c4\u03b7\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7\u03c2 \u03c4\u03b9\u03bc\u03ae\u03c2: \u03cc\u03c4\u03b1\u03bd \u03bc\u03b9\u03bb\u03ac\u03bc\u03b5 \u03b3\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7, \u03b4\u03b5\u03bd \u03bc\u03b1\u03c2 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b1\u03bd \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac \u03ae \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac. \u0391\u03c5\u03c4\u03cc \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03b5\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c4\u03bf 0.<\/p>\n

      \n

      <\/i> \u03a3\u03b7\u03bc\u03b5\u03b9\u03ce\u03c3\u03b5\u03b9\u03c2 \u0398\u03b5\u03c9\u03c1\u03af\u03b1\u03c2<\/i><\/b><\/span><\/h4>\n

      \u0397\u00a0\u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae<\/strong>\u00a0\u03b5\u03bd\u03cc\u03c2 \u03c1\u03b7\u03c4\u03bf\u03cd \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u00a0\u03b1<\/strong>\u00a0\u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd\u00a0\u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u00a0\u03c4\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5 \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 \u03b1<\/strong>\u00a0\u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03ae\u00a0\u039f\u00a0<\/strong>\u03c4\u03bf\u03c5 \u03ac\u03be\u03bf\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \"|\alpha|\".<\/p>\n

      \"Rendered<\/p><\/p>\n

      \u0395\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2,<\/p>\n

        \n
      • \"|3|=3\", \u03b1\u03c6\u03bf\u03cd \u03c4\u03bf \u00a0\u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 3 \u03b1\u03c0\u03ad\u03c7\u03b5\u03b9 3 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf 0.<\/li>\n
      • \"|-3|=3\", \u03b1\u03c6\u03bf\u03cd \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 \u00a0-3 \u00a0\u03b1\u03c0\u03ad\u03c7\u03b5\u03b9 3 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf 0.<\/li>\n<\/ul>\n

        \u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af 3 \u03ba\u03b1\u03b9 -3 \u00a0\u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae (\u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03b1\u03c0\u03ad\u03c7\u03bf\u03c5\u03bd \u03af\u03c3\u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b7\u03b4\u03ad\u03bd), \u03b1\u03bb\u03bb\u03ac \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03c4\u03b5\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf\u03b9.<\/p>\n

        \u0394\u03cd\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03c4\u03b5\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf\u03b9<\/strong>\u00a0\u03ba\u03b1\u03b9 \u03ad\u03c7\u03bf\u03c5\u03bd\u00a0\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae<\/strong>\u00a0\u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9\u00a0\u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03b9<\/strong>.<\/p>\n

        \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03bf\u03b9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af -4 \u03ba\u03b1\u03b9 4 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03b9.<\/p>\n

        \u0391\u03c0\u03cc \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03cc\u03c4\u03b9:<\/p>\n

          \n
        • \u03b7 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae\u00a0\u03b5\u03bd\u03cc\u03c2\u00a0\u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u00a0\u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u00a0\u03af\u03b4\u03b9\u03bf\u03c2 \u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2.<\/li>\n<\/ul>\n

          \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b9\u03c3\u03c7\u03cd\u03b5\u03b9 \"|5|=5\".<\/p>\n

            \n
          • \u03b7 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae\u00a0\u03b5\u03bd\u03cc\u03c2\u00a0\u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u00a0\u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u00a0\u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03cc\u03c2\u00a0\u03c4\u03bf\u03c5.<\/li>\n<\/ul>\n

            \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b9\u03c3\u03c7\u03cd\u03b5\u03b9 \"|-7|=7\".<\/p>\n

              \n
            • \u03b7 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03bc\u03b7\u03b4\u03b5\u03bd\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03bc\u03b7\u03b4\u03ad\u03bd (\"|0|=0\").<\/li>\n<\/ul>\n
              \n

              <\/i> <\/i>Let’s Practise<\/b><\/span><\/h4>\n

              1.<\/strong> \u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c4\u03c9\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd:<\/p>\n

              \u03b1.<\/strong> \"|7|\"<\/p>\n

              \u03b2.<\/strong> \"|-5|\"<\/p>\n

              \u03b3.<\/strong> \"|0|\"<\/p>\n

              \u03b4.<\/strong> \"|-12|\"<\/p>\n

              \u03b5.<\/strong> \"|3|\"<\/p>\n

              2. <\/strong>\u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf\u03bd \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf \u03c4\u03c9\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd:<\/p>\n

              \u03b1.<\/strong> \u039f \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 6<\/p>\n

              \u03b2.<\/strong> \u039f \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 -8<\/p>\n

              \u03b3.<\/strong> \u039f \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 0<\/p>\n

              \u03b4.<\/strong> \u039f \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 -15<\/p>\n

              \u03b5.<\/strong> \u039f \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 20<\/p>\n

              3. <\/strong>\u03a3\u03c5\u03bc\u03c0\u03bb\u03b7\u03c1\u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c0\u03af\u03bd\u03b1\u03ba\u03b1, \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03c4\u03b9\u03bc\u03ae:<\/p>\n\n\n\n\n\n\n\n\n\n
              \u0391\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2<\/th>\n\u0391\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae<\/th>\n\u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03bf\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2<\/th>\n<\/tr>\n<\/thead>\n
              -9<\/td>\n\u00a0<\/td>\n\u00a0<\/td>\n<\/tr>\n
              5<\/td>\n\u00a0<\/td>\n\u00a0<\/td>\n<\/tr>\n
              -14<\/td>\n\u00a0<\/td>\n\u00a0<\/td>\n<\/tr>\n
              2<\/td>\n\u00a0<\/td>\n\u00a0<\/td>\n<\/tr>\n
              0<\/td>\n\u00a0<\/td>\n\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

              4.<\/strong> \u03a3\u03c7\u03b5\u03b4\u03b9\u03ac\u03c3\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03b9\u03ba\u03cc \u03ac\u03be\u03bf\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b5\u03b9\u03ce\u03c3\u03c4\u03b5 \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1:<\/p>\n

              \u03b1.<\/strong> \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 4<\/p>\n

              \u03b2.<\/strong> \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 -7<\/p>\n

              \u03b3.<\/strong> \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 0<\/p>\n

              \u03b4.<\/strong> \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 -3<\/p>\n

              \u03b5.<\/strong> \u03a4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bc\u03b5 \u03c4\u03b5\u03c4\u03bc\u03b7\u03bc\u03ad\u03bd\u03b7 6<\/p>\n

              \u0388\u03c0\u03b5\u03b9\u03c4\u03b1, \u03b2\u03c1\u03b5\u03af\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5 \u03b1\u03c0\u03cc \u03c4\u03bf 0. \u03a0\u03bf\u03b9\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03ba\u03bf\u03b9\u03bd\u03cc \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c4\u03c9\u03bd \u03c3\u03b7\u03bc\u03b5\u03af\u03c9\u03bd \u03bc\u03b5 \u03af\u03c3\u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf 0;<\/p>\n

              5.<\/strong> \u0392\u03c1\u03b5\u03af\u03c4\u03b5 \u03c0\u03bf\u03b9\u03bf\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b9\u03bc\u03ae:<\/p>\n

              \u03b1.<\/strong> \"-8\" \u03ae \"-5\"<\/p>\n

              \u03b2.<\/strong> \"-3\" \u03ae \"2\"<\/p>\n

              \u03b3.<\/strong> \"6\" \u03ae \"-7\"<\/p>\n

              \u03b4.<\/strong> \"0\" \u03ae \"-4\"<\/p>\n

              \u03b5.<\/strong> \"-9\" \u03ae \"9\"<\/p>\n

              6.<\/strong> \u039b\u03cd\u03c3\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2:<\/p>\n

              \u03b1.<\/strong> \"|x| = 5\"<\/p>\n

              \u03b2.<\/strong> \"|x| = 0\"<\/p>\n

              \u03b3.<\/strong> \"|x| = 7\"<\/p>\n

              \u03b4.<\/strong> \"|x| = 9\"<\/p>\n<\/p>\n

              \n

              \u0392\u03b9\u03b2\u03bb\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1:<\/strong> \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u0391 \u0393\u03c5\u03bc\u03bd\u03b1\u03c3\u03af\u03bf\u03c5 (\u0399\u03c9\u03ac\u03bd\u03bd\u03b7\u03c2 \u0392\u03b1\u03bd\u03b4\u03bf\u03c5\u03bb\u03ac\u03ba\u03b7\u03c2,\u00a0\u03a7\u03b1\u03c1\u03ac\u03bb\u03b1\u03bc\u03c0\u03bf\u03c2 \u039a\u03b1\u03bb\u03bb\u03b9\u03b3\u03ac\u03c2,\u00a0\u039d\u03b9\u03ba\u03b7\u03c6\u03cc\u03c1\u03bf\u03c2 \u039c\u03b1\u03c1\u03ba\u03ac\u03ba\u03b7\u03c2,\u00a0\u03a3\u03c0\u03cd\u03c1\u03bf\u03c2 \u03a6\u03b5\u03c1\u03b5\u03bd\u03c4\u03af\u03bd\u03bf\u03c2, \u03a5.\u03a0\u0391\u0399.\u0398.)<\/p>\n

              Creative Commons \u0391\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u0394\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd – \u039c\u03b7 \u0395\u03bc\u03c0\u03bf\u03c1\u03b9\u03ba\u03ae \u03a7\u03c1\u03ae\u03c3\u03b7 – \u03a0\u03b1\u03c1\u03cc\u03bc\u03bf\u03b9\u03b1 \u0394\u03b9\u03b1\u03bd\u03bf\u03bc\u03ae 4.0 \u0394\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2<\/strong><\/p>\n

              \"\"<\/p>\n\n\n

              <\/p>\n","protected":false},"excerpt":{"rendered":"

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