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    There is no substitute for hsc questions

    Title says it all - now do them! Even for your trials and stuff
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    Help with Using R

    Does anyone know how to bin a set of data? for example how would you bin 40 different data sets in a vector into groups of 4?
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    Using the software R

    Does anyone know how to bin a set of data? for example how would you bin 40 different data sets in a vector into groups of 4?
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    HSC ~ MATHS ~ Coaching.

    Dear entity beyond the radiating frames. Are you looking for a tutor that can get you 100uai? Or get you top ranks in MATHS? Or get you to understand MATHS like never before? Before you read on i want to advise you to read the whole paragraph instead of leaving after the first or second...
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    Inequalities

    can someone explain to me how HSC 1997 Q6a iii) is done and the need of the condition it gives you.
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    Probability~~

    In a game, two players take turns at drawing, and immediately replacing, a marble from a bag containing two green and three red marbles. The game is won by player A drawing a green marble, or player B drawing a red marble. Player A draws first. Find the probability that: i. A wins on her first...
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    truly Complex.

    [Q. Given |z|=1 find the locus of z^2.] I look at this q and its wtf BBQ, it dosnt make sense to me because z^2 has an imaginary part and i honestly dont know how to plot a locus with an imaginary part. First attempt: z^2=x^2-y^2+2xyi x^2+y^2=1 Thats about it... Later in the day - I tried...
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    Probability

    a bag contains two red balls, one black ball, and one white ball. andrew selects one ball from the bag and keeps it hidden. he then selects a seconda ball, also keeping it hidden. andrew drops one of the selected balls and we can see that it is red. what is the probability that the ball that is...
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    Zinc sulfate is acidic? why?

    Hey, today i did a prac, zinc sulfate turned out to acidic, i thought it was basic and right now im certain that it is acidic but dont know why. can someone explain?
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    Quantatively and Qualitatively?

    Could someone explain what i need to do when a question starts asking quantatively/qualitatively
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    harder 3u

    I was doing harder 3u and realised in the text book that each topic of it is by itself. what i'd like to know is whether in the exams they will combine harder 3u topics with other topics and if so how popular or frequent are these Qs? For example i did a circle geometry question that involved...
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    sulfurous acid exists?

    Can someone help me with this? Does Sulfurous acid exist in acid rain? My teacher tells me that it does not and that it changes into sulfuric acid. I was wondering how that change occurs. ta
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    acturial anybody?

    Anyone planning to study acturial? and what uni?
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    whats a paradigm?

    can some explain to me what the word paradigm means? Thanks
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    Integration problem~

    Hey - how do we integrate In=f(x^n . tan-1 x) These questions takes forever and are always so messy. Thanks.
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    Integration

    Integration: I=integral:[lnsinx] boundaries a=pi/2 b=0 nudge nudge, help?
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    Orthodox format

    Hi, i have a question on orthodox writing. right now i write much like a textbook - i even put in some of the explanations in a textbook. i was wondering whether in uni you guys use alot of words and explanations? or is it simply equations numbers and pronumerals? Also i would like to know...
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    Help Me Factorise~!~@#@!

    haro, anyone have mathsmatica?? if you do can you plz factorise this for me P(x)=x^3+3x+2. :burn: its the cubic function that proved my thought ideas wrong... my beautiful ideas. Anyways, thanks PS: for those who are trying to factorise with a pen and paper, all i can say is good luck.
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    Integration

    Anyone can help me integrate (arctan x)^n. If you think its impossible please prove that it is or dont waste forum space.
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    Imagined Corners Problem.

    Hey, i have problem with my teacher - she and i disagrees on the interpretation of a peom in imagined corners; Worried over the days past. I say its about communism and she says its about love. I have seen somewhere here before a work of Worried over the days past(by some other student.) with...
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