{"paper":{"id":"site-2648","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","variant":null,"exam_pdf":null,"key_pdf":null,"question_count":6,"source_label":"Matematyka · Zbiory zadań (podstawowa)","subject_label":"Matematyka","category_label":"Zbiory zadań"},"questions":[{"id":"site-2648/zad/3120","paper_id":"site-2648","number":"3120","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Ile rozwiązań rzeczywistych ma równanie 5x^4-13 = 0? A. 1, B. 2, C. 3, D. 4","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-3120.svg","solution_image":"img/site/2648/rozw-3120.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-2648/zad/4318","paper_id":"site-2648","number":"4318","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Rozwiązaniami równania (x^3-8)(x-5)(2x+1) = 0 są liczby -8; -5; 1; B. -1; 5; 8; C. -1/2; 2; 5; D. -1/2; 5; 8.","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-4318.svg","solution_image":"img/site/2648/rozw-4318.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-2648/zad/5306","paper_id":"site-2648","number":"5306","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Suma wszystkich rozwiązań równania x(x-3)(x+2) = 0 jest równa A. 0; B. 1; C. 2; D. 3.","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-5306.svg","solution_image":"img/site/2648/rozw-5306.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-2648/zad/5469","paper_id":"site-2648","number":"5469","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Rozwiązanie zadania. Iloczyn wszystkich rozwiązań równania 2(x-4)(x^2-1) = 0 jest równy A. -8 B. -4 C. 4 D. 8","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-5469.svg","solution_image":"img/site/2648/rozw-5469.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-2648/zad/7249","paper_id":"site-2648","number":"7249","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Równanie (2x-1)⋅(x-2) = (1-2x)⋅(x+2) ma dwa rozwiązania. Są to liczby A. -2 oraz 1/2 B. 0 oraz 1/2 C. 1/2 oraz 2 D. -2 oraz 2","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-7249.svg","solution_image":"img/site/2648/rozw-7249.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-2648/zad/8143","paper_id":"site-2648","number":"8143","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Suma wszystkich rozwiązań równania (x²-4)(x²-9)=0 jest równa A. (-13) B. 0 C. 5 D. 13","answer":null,"answer_text":null,"solution":null,"image":"img/site/2648/zad-8143.svg","solution_image":"img/site/2648/rozw-8143.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"}]}