判別級(jí)數(shù)sin是絕對(duì)收斂,條件收斂,還是發(fā)散?
判別級(jí)數(shù)是絕對(duì)收斂,條件收斂,還是發(fā)散?
利用根式判別法判別下列級(jí)數(shù)的斂散性:(3x3)n(x>0).