{"id":"site-2679/zad/7256","paper_id":"site-2679","number":"7256","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Ciąg (a_n) jest określony wzorem a_n=(n+3)(n-5). Liczba ujemnych wyrazów tego ciągu jest równa A. 3 B. 4 C. 7 D. 9","answer":null,"answer_text":null,"solution":null,"image":"img/site/2679/zad-7256.svg","solution_image":"img/site/2679/rozw-7256.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>Ciąg (a_n) jest określony wzorem a_n=(n+3)(n-5). Liczba ujemnych wyrazów tego ciągu jest równa A. 3 B. 4 C. 7 D. 9</p>","solutions":[{"source":"site","label":"matematykaszkolna.pl","kind":"image","image":"/img/site/2679/rozw-7256.svg"}]}