Квадратичная функция

object(ArrayObject)#849 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(99) "Урок алгебры в 8 классе по теме: "Квадратичная функция" "
    ["seo_title"] => string(61) "urok-alghiebry-v-8-klassie-po-tiemie-kvadratichnaia-funktsiia"
    ["file_id"] => string(6) "184829"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1426096240"
  }
}

object(ArrayObject)#871 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(115) "Интегрированный урок "Квадратичная функция" (подготовка к ОГЭ) "
    ["seo_title"] => string(65) "intieghrirovannyi-urok-kvadratichnaia-funktsiia-podghotovka-k-oge"
    ["file_id"] => string(6) "141934"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(11) "presentacii"
    ["date"] => string(10) "1418209054"
  }
}

object(ArrayObject)#849 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(86) "Обобщающий урок по теме "Квадратичная функция" "
    ["seo_title"] => string(57) "obobshchaiushchii-urok-po-tiemie-kvadratichnaia-funktsiia"
    ["file_id"] => string(6) "113713"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1410919648"
  }
}

object(ArrayObject)#871 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(65) "«Квадратичная функция и ее график» "
    ["seo_title"] => string(39) "kvadratichnaia-funktsiia-i-ieie-ghrafik"
    ["file_id"] => string(6) "158617"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1421768945"
  }
}

object(ArrayObject)#849 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(78) "Квадратичная функция,её свойства и график "
    ["seo_title"] => string(48) "kvadratichnaia-funktsiia-ieio-svoistva-i-ghrafik"
    ["file_id"] => string(6) "113961"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(11) "presentacii"
    ["date"] => string(10) "1411150727"
  }
}