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Best Topic in 4 unit (1 Viewer)

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Stefano said:
How many ways? 2<sup>n</sup> ?
That's what I would have wrote. I recall a question that was in how many ways can they be shared so that both ppl get at least one thing. Answer was 2^n - 2 and is basically the same question as in last years HSC with the rooms.
 

KFunk

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You subtract 2 because of the word "share" you can't have either people recieving all of the items.
 

thunderdax

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induction for me, followed by an application of the result. I always find those ones very simple while probability questions early in the paper are always so difficult.
 

SmileyCam

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MECHANICS!!! yay, so good, so logical, I hate conics and I'm not sure about polynomials, I like integration too
 

justchillin

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SmileyCam said:
MECHANICS!!! yay, so good, so logical, I hate conics and I'm not sure about polynomials, I like integration too
Conics can be messy but can also be very elegant. The number one topic for elegance would have to be harder 3 unit... followed closley by complex numbers. I detest probability...
 

wingy

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i love conics, integration, volumes + polynomials

really bad at complex nos & mechanics (last minute cramming needed)
 

haboozin

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conics..

the best topic ever!!!!
i wish i did the HSC last year.
 

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