Recent content by buchanan

Now there is a new pain which, although different in nature, will require a similar response. It seems that someone on angelfire may have created malicious content as detected by CyRadar, SOCRadar, Phishing Database and Trustwave as currently indicated at...

The HSC exam committee is releasing their solutions on the internet for the first time this year onto the Board of Studies website. Previously very few people have had access to these documents which were never published before. I think most people will welcome the policy change at the Board...

The 2009 Putnam Competition was held on December 5: Questions: http://www.unl.edu/amc/a-activities/a7-problems/putnam/-pdf/2009.pdf Solutions: http://www.unl.edu/amc/a-activities/a7-problems/putnam/-pdf/2009s.pdf

I updated the zip files for 3 unit to include the solutions for 2001-2009: http://www.angelfire.com/ab7/fourunit/ext1sol2001-2009.zip

Correct answer to Int. Q30 is 174 (same as Sen. Q29) not 180. Thanks PC for reuploading corrected version. I made a pdf of the solution provided by 3unitz:

Also, here are the 1999 and 2000 HSC solutions for 3 unit (but I have not included these in the zip file):

Complete solutions for the 1999-2008 3 unit HSC papers are on the net. I've collected the 2001-2008 ones together in a zip file: http://www.angelfire.com/ab7/fourunit/ext1sol2001-2008.zip (1.8Mb) See next post for the 1999 and 2000 ones (not included in the zip file)...

All this nonsense of the Board of Studies telling teachers thou must not teach such-and-such before Year 11 is rubbish. The BOS rules stipulate the HSC cannot be completed over more than 5 years or less than 2 years. Therefore some Year 9 students can (and have done) Extension 2 Mathematics, for...

The process for selecting the Australian team is described in more detail at http://www.amt.edu.au/amocprog.html Note that the selection processes are different for different countries. These other selection processes are described at...

Here is the article about it in today's Sydney Morning Herald: http://www.geocities.com/threeunitnotes/smh25.7.2008.jpg

Results for Australia (/42): Andrew Elvey Price 29 SILVER Giles Gardam 25 SILVER Paul Cheung 25 SILVER Max Menzies 24 SILVER Irene Lo 22 SILVER Sampson Wong 15 BRONZE Total: 140/252 Rank: 19/97 China came first (again! - surprise, surprise) - with 217 points - alas with 5 gold, 1 silver...

Here are a couple of youtubes more specifically on Terry Tao if you are interested: http://www.youtube.com/watch?v=p6ZUeQv2yFQ http://www.youtube.com/watch?v=zO7m7LS8dyg

YouTube of Australian Team: http://www.youtube.com/watch?v=9GNMIBA2Hec

Here are the questions http://www.angelfire.com/ab7/fourunit/imo2008.pdf (with questions 4-6 added)

The IMO for 2008 was held in Madrid, Spain, July 16-17. Question paper: http://www.angelfire.com/ab7/fourunit/imo2008.pdf Website: http://www.imo-2008.es The Australian team is Paul Cheung, Sydney Technical High School, NSW Andrew Elvey Price, Brunswick Secondary College, Vic Giles Gardam...