משוואות ממעלה שנייה ופרבולות חיפוש בפרק

{"Free":0,"Sample":1,"Paid":2}

[{"Name":"כללי","Videos":[{"Watched":false,"Name":"שיעור 1","VideoQuestionQueItems":[],"ID":31597},{"Watched":false,"Name":"שיעור 2","VideoQuestionQueItems":[],"ID":31598},{"Watched":false,"Name":"שיעור 3 ושאלה 3","VideoQuestionQueItems":[],"ID":31599},{"Watched":false,"Name":"שיעור 4 ושאלה 4","VideoQuestionQueItems":[],"ID":31600},{"Watched":false,"Name":"שאלה 5","VideoQuestionQueItems":[],"ID":31601},{"Watched":false,"Name":"שאלה 6","VideoQuestionQueItems":[],"ID":31602},{"Watched":false,"Name":"שאלה 7","VideoQuestionQueItems":[],"ID":31603},{"Watched":false,"Name":"שאלה 8","VideoQuestionQueItems":[],"ID":31604},{"Watched":false,"Name":"שיעור 9 ושאלה 9","VideoQuestionQueItems":[],"ID":31605},{"Watched":false,"Name":"שאלה 10","VideoQuestionQueItems":[],"ID":31606},{"Watched":false,"Name":"שאלה 11","VideoQuestionQueItems":[],"ID":31607},{"Watched":false,"Name":"שאלה 12","VideoQuestionQueItems":[],"ID":31608},{"Watched":false,"Name":"שאלה 13","VideoQuestionQueItems":[],"ID":31609},{"Watched":false,"Name":"שאלה 14","VideoQuestionQueItems":[],"ID":31610},{"Watched":false,"Name":"שאלה 15","VideoQuestionQueItems":[],"ID":31611},{"Watched":false,"Name":"שאלה 16","VideoQuestionQueItems":[],"ID":31612},{"Watched":false,"Name":"שאלה 17","VideoQuestionQueItems":[],"ID":31613},{"Watched":false,"Name":"שאלה 18","VideoQuestionQueItems":[],"ID":31614},{"Watched":false,"Name":"שאלה 19","VideoQuestionQueItems":[],"ID":31615},{"Watched":false,"Name":"שאלה 20","VideoQuestionQueItems":[],"ID":31616},{"Watched":false,"Name":"שאלה 21","VideoQuestionQueItems":[],"ID":31617}],"ID":353420}]

[{"ID":353420,"Videos":[31597,31598,31599,31600,31601,31602,31603,31604,31605,31606,31607,31608,31609,31610,31611,31612,31613,31614,31615,31616,31617]}];

[31597,31598,31599,31600,31601,31602,31603,31604,31605,31606,31607,31608,31609,31610,31611,31612,31613,31614,31615,31616,31617];

1

18