{"id":"site-2649/zad/3106","paper_id":"site-2649","number":"3106","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Liczba x=-7 jest miejscem zerowym funkcji liniowej f(x)=(3-a)x+7 dla A. a=-7 B. a=2 C. a=3 D. a=-1","answer":null,"answer_text":null,"solution":null,"image":"img/site/2649/zad-3106.svg","solution_image":"img/site/2649/rozw-3106.svg","topics":null,"page_from":null,"source":"site","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"site","source_label":"Matematyka · Zbiory zadań (podstawowa)","subject_label":"Matematyka","category_label":"Zbiory zadań","text_html":"<p>Liczba x=-7 jest miejscem zerowym funkcji liniowej f(x)=(3-a)x+7 dla A. a=-7 B. a=2 C. a=3 D. a=-1</p>","solutions":[{"source":"site","label":"matematykaszkolna.pl","kind":"image","image":"/img/site/2649/rozw-3106.svg"}]}