Google has recently posted some "15 second search tip" videos on Youtube, that show that Google too is able to give you direct answers to your questions (maybe it's implicit that they are real-life questions, not abstract mathematical problems):
http://www.youtube.com/watch?v=QPuM84L_f-A&feature=channel_page
http://www.youtube.com/watch?v=t9UNCeJfLiQ&feature=channel_page
http://www.youtube.com/watch?v=Cn4-9AzBp4U&feature=channel_page
http://www.youtube.com/watch?v=JmyFm83xtpI&feature=channel_page
http://www.youtube.com/watch?v=TvzUWqzRL8M&feature=channel_page
http://www.youtube.com/watch?v=B9MPLboJM4c&feature=channel_page
http://www.youtube.com/watch?v=2SyT_luDg6M&feature=channel_page
http://www.youtube.com/watch?v=i6_Xi5H_3Pg&feature=channel_page

What a strange time to push the old OneBoxes! ;)

via Ionut's shared items:
http://www.google.com/reader/shared/13577231804381328821