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Re: HSC 2013 3U Marathon Thread it was the first procedure that came to mind

Re: HSC 2013 3U Marathon Thread 2+10+60+...+(n^2 +1)n! = n(n+1)! @n=1, lhs=rhs=2 assume true for n=k, (k^2 +1)k! = k(k+1)! prove true fro n= k+1, k(k+1)! + (k^2 +2k+2)(k+1)! (from prev step) = (k+1)!(k^2 +3k +2) = (k+2)(k+1)(k+1)! RHS= (k+1)(k+2)! = (k+2)(k+1)(k+1)!

Re: HSC 2013 3U Marathon Thread .

mate from my school last year had similar ranks to yours and the principal estimated him at 88. Nekk minute 94. so yea if youre up for the challenge you can definitely hit that mark

95 :)

around 92 but if you smash externals for eng and mx2 i assume around 94 is definitely possible

Anyone?

Advanced Eng- 6/65 Biology- 1/30 Chemistry- 1/30 PDHPE- 1/45 Maths Ext 1- 1/10 Maths ext 2- 2/7 School Rank 200