fizyka opór aneta: http://beta.poczta.onet.pl/image.html?data=%7B%22mid%22%3A%2037999761%2C%20%22attId%22%3A%20%228c47d78c8e188e6496391b4104b85f5a@onet.email%22%2C%20%22storageType%22%3A%200%2C%20%22location%22%3A%20%22atch%3A50093073%3A37999761%3A475ac8ccae3a524c3432d03ac85a4ffa%3A45a1834e%22%2C%20%22fileName%22%3A%20%2212.jpg%22%2C%20%22contentType%22%3A%20%22image/jpeg%22%2C%20%22fn%22%3A%20%22getAttachment%22%7D bardzo prosze o rozwiazanie zadania 4 wraz z obliczeniami bo nie wiem o co chodzi z tymi potegami. Pliss!