MedVision ad

Search results

  1. trecex1

    projectile question

    Just need help with part iv) (don't really know what question means) you can assume all other parts are true.
  2. trecex1

    When integrating to ln/log...

    Will not putting absolute value around what is inside ln/log lose marks? When do/don't you put it instead of just regular bracket? Eg. Indefinite integral of tanxdx = -ln(cosx)+c or -ln|cosx| + c? Seen some solutions that use abs and some with brackets, also some just don't put anything eg...
  3. trecex1

    perms/combs question

    Could you explain why divided by 4? Also if it is a circle wouldn't your 2 outcomes be the same? They would not look different around a circle as opposed to a straight line. The provided solutions did: M1. 2x3!x4! = 288 M2. 4C2/2! x 2! x 4! = 288 M3. 3 x 2! x 2! x 4! = 288
  4. trecex1

    perms/combs question

    Its from the ruse 2012 trial, answer is 288. I don't understand their working at all. But that's the question word for word, i think it is how you drew it.
  5. trecex1

    perms/combs question

    In how many ways can 4 men and 4 women be arranged around a circular table if: All men are in pairs separated by two pairs of women. Leave some reasoning in the steps pls, ty.
  6. trecex1

    Where can I buy bostes writing booklets?

    Yes that's the one, I was wondering where I could get a lot of them though, don't want to print them out. Is there a place that supplies these in bulk? Maybe whoever supplies it to schools?
  7. trecex1

    Where can I buy bostes writing booklets?

    I'm talking about the 3 page ones they give you (doesn't matter about logo etc as long as similar thing) Would prefer to buy them somewhere in bulk to use for practise essays/papers. I know I can get a few from school but I doubt they'd give me a whole stack of them
  8. trecex1

    How much will a few ranks affect my hsc mark?

    So I'm pretty disappointed after half yearlys for ext 1 maths particularly (haven't got paper back) since I made careless mistakes on some fairly easy questions. The test was 25%, and best case I'm still ranked about top 5. So if I work really hard now and top my school in external how much will...
  9. trecex1

    What rank do I need for these HSC marks.

    I looked up distinguished achievers (not sure if that's b6/e4) about 20-25 in last few years for 3u and about 10-15 for chem. Is that telling me I need top 20 for 90+ in 3u and top 10 for 90+ in chem?
  10. trecex1

    Anyone know good tutoring place for english adv?

    Students who have gotten 90+ in adv english - private or group tutoring? I've tried north shore english, seems a bit too short (1.5hrs) and a lot of the time the stuff learnt doesn't help me in school assessments.
  11. trecex1

    Is Kurt Mathematics Centre good?

    I know people who go there, he doesn't release his students' marks. If you want state rankers Dr Du 3u 4u has pretty much all of them, many ruse students who can't get into Du A class go to Kurt
  12. trecex1

    Mr Zhang tuition burwood

    He knows the content/has pretty good material, although it's hard to understand what he's trying to say at times. His students achieve top mark sin physics/chem though, so I guess that says something.
  13. trecex1

    What rank do I need for these HSC marks.

    Aiming for 98+ in MX1 and 90+ in chem, school was ranked in 40's last year Anyone know minimum ranks I need /48 for chem and /45 for mx1. Also I heard if highest score last year at my school was 93 for chem you can't get over?
Top