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HSC 2014 Maths Marathon (archive) (4 Viewers)

Re: HSC 2014 2U Marathon

integral95 said:
I think it's meant to be 342390 (you didn't divide by 3)

FrankXie said:
a few typros:

part (i) $=b^3 $ at the end should be $ +b^3$

part (iii) 1010 should be 5050

part (v) the result should be 338350

lol ty

Last edited by a moderator: Feb 17, 2017

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