Bazele Matematicii - Curs.26 - Lectia.3 - Functii, Puteri, Radical (cl.9/12)

"It is increasingly difficult to teach mathematics empty class. Lack of effort students put to me very great. Dialogue to imagine during the monologue, it's hard. Hopefully that day will come when I will no lessons in natural conditions in nature. understanding the notion of function is a central part of mathematics. for this I will deal further. Enjoy! "
Professor Ioan Ursu Romania.