T The Nomad Member Joined Oct 11, 2009 Messages 123 Gender Male HSC 2010 Oct 20, 2009 #41 In the 1998 HSC, question 8 it says 'Prove by induction'. Although there are 2 previous parts to the question, I'm sure Untouchable's proof can be used in the third step...nothing stopping anyone from doing that.
In the 1998 HSC, question 8 it says 'Prove by induction'. Although there are 2 previous parts to the question, I'm sure Untouchable's proof can be used in the third step...nothing stopping anyone from doing that.