{"id":"site-4502/zad/5312","paper_id":"site-4502","number":"5312","points":null,"ptype":"open","subject":"matematyka","category":"zbiory","year":0,"month":null,"level":"podstawowa","text":"Funkcja f jest określona wzorem f(x) = 4^{-x} + 1 dla każdej liczby rzeczywistej x. Liczba f(1/2) jest równa A. 1/2; B. 3/2; C. 3; D. 17.","answer":null,"answer_text":null,"solution":null,"image":"img/site/4502/zad-5312.svg","solution_image":"img/site/4502/rozw-5312.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>Funkcja f jest określona wzorem f(x) = 4^{-x} + 1 dla każdej liczby rzeczywistej x. Liczba f(1/2) jest równa A. 1/2; B. 3/2; C. 3; D. 17.</p>","solutions":[{"source":"site","label":"matematykaszkolna.pl","kind":"image","image":"/img/site/4502/rozw-5312.svg"}]}