Hello,
I use OG for problem solving and it seems that problem in the beggining are very simple. I got no mistakes with first 30 problems but when I use prep software math seems to be much harder. So the question is more difficult questions in OG are in the end? How useful is OG then?
Thanks,
TheGuest
I use OG for problem solving and it seems that problem in the beggining are very simple. I got no mistakes with first 30 problems but when I use prep software math seems to be much harder. So the question is more difficult questions in OG are in the end? How useful is OG then?
Thanks,
TheGuest












