{"id":"matematyka-2019-operon-probna-rozszerzona/zad/10","paper_id":"matematyka-2019-operon-probna-rozszerzona","number":"10","points":4,"ptype":"open","subject":"matematyka","category":"probna","year":2019,"month":"listopad","level":"rozszerzona","text":"Rozwiąż równanie 3x + 7x = 0 w przedziale 0, . [odp_otwarta1]","answer":null,"answer_text":null,"solution":null,"image":null,"solution_image":null,"topics":"trygonometria","page_from":null,"source":"zadaniazmatur","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"zadaniazmatur","source_label":"Matematyka · Matura próbna · listopad 2019 (rozszerzona)","subject_label":"Matematyka","category_label":"Matura próbna","text_html":"<p>Rozwiąż równanie 3x + 7x = 0 w przedziale 0, . [odp_otwarta1]</p>","solutions":[]}