Hi, I got some problems with the homework that I was assigned last week. I really got some problems to even start doing it....it's too difficult that I don't even know how to start it...the professor asked us to proof some laws...of sequencing limits when I don't even understand anything....I've discussed the problem with lots of classmates but non of them know how to do them either....please help me PROOF these problems><" thanxz in advance! PROOF: #1 Limit Law: lim (anbn) = (lim an ) (lim bn) n->infinity n->infinity n->infinity #2 an = (-1)^n (1,-1,1,-1,1,-1....) when n=0,1,2,3.... Proof that it diverges THANKS A LOT IF YOU COULD HELP ME!@@"