{"paper":{"id":"site-2649","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","variant":null,"exam_pdf":null,"key_pdf":null,"question_count":4,"source_label":"Matematyka · Zbiory zadań (podstawowa)","subject_label":"Matematyka","category_label":"Zbiory zadań"},"questions":[{"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"},{"id":"site-2649/zad/3107","paper_id":"site-2649","number":"3107","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Liczba 1 jest miejscem zerowym funkcji liniowej f(x)=(2-m)x+1 dla A. m=0; B. m=1; C. m=2; D. m=3.","answer":null,"answer_text":null,"solution":null,"image":"img/site/2649/zad-3107.svg","solution_image":"img/site/2649/rozw-3107.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"},{"id":"site-2649/zad/5316","paper_id":"site-2649","number":"5316","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Punkt A = (1/3,-1) należy do wykresu funkcji liniowej f określonej wzorem f(x) = 3x+b. Wynika stąd, że A. b=2; B. b=1; C. b=-1; D. b=-2.","answer":null,"answer_text":null,"solution":null,"image":"img/site/2649/zad-5316.svg","solution_image":"img/site/2649/rozw-5316.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"},{"id":"site-2649/zad/5767","paper_id":"site-2649","number":"5767","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Rozwiązanie zadania. Funkcje liniowe f i g określone wzorami f(x)=-4x+12 i g(x)=-2x+k+3 mają wspólne miejsce zerowe. Stąd wynika, że A. k=-6 B. k=-3 C. k=3 D. k=6","answer":null,"answer_text":null,"solution":null,"image":"img/site/2649/zad-5767.svg","solution_image":"img/site/2649/rozw-5767.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"}]}