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I just don't understand why for b, i did a easy a)Show that a particle moving in SHM with displacment x = 7cos5t has acceleration given by a = -25 (already proven) b) Find the times at which the particle will have maximum displacement, and find this maximum displacement

Hmm just curious i borrow i think it was sparknotes can't remember, it didn't really help me to show how the Crucible related to belong, and i want to no this, do many ppl talk about how once Abigail form a group with people in soceity, it leaves people such as protor or the nurses powerless...

Good point thx Aerath :) - but only seen from school and tutor, everyone seem to based it on political and stuff, is there any other theme ????

Good point thx Aerath :)

???

she said 'question will be different' i don't get that, we don't even no what the question wil be in the HSC for 09' so what does that mean????

So my teacher said the other day that although the rubric for module B has slightly change (just 1 word or so), she said it doesn't really affect the teaching style for module B and that it is just when we are going to be assess on module B the question will be different... just want to hear...

Don't worry if you can't find a good relationship in high school, relax, once you go to uni you'll meet and build on (i think that the correct term) more relationship then you could possibly imagine and it might extend further :p Just study hard first at school... then socialise as many ppl you...

Re: TSFX trial exam lecture send me the link to the thread then, i only remember seeing the thread about the introductory of the course but not the trial exam lecture :S

TSFX trial exam lecture Anyone got any opinion about this upcoming holiday lecture??? Like is it worth it, or the price is reasonable???

# = theta

yeah i heard that QLD have like major assessment, even maths! k go figure... but does that mean every state do the same exam then...???

it said that the NSW scaling system is dodgy or something and this ATAR bring fairness to everybody shurg* this is just wat i heard

3. Triangle ABC is isos., with AB = CB = 6cm and <ABC = #(theta) i) Just proof that A = 18sin#(theta) - already done that ii) Show the area of triangle ABC is incrasing at the raete of 3cm^2 per second, find the rate at which # is chaniging at the instant when the area of triangle ABC is...

Just heard it from tutor yesterday...

My friends did they're HSC for 2unit math last yr and obtain ~85 and up, what happens now if they want to keep they're mark from last yr ??? :S

nice... :)

i) An equilateral triangle has sides of length s cm. Find an expression for the area, A cm^2, in terms of s ii) The area of the triangle in part (i) is increasing at the rate of 4cm^2 per second. Find the exact rate, ds/dt, at which each side of the triangle is expanding when it has a side...

I heard it is 0 that going to be the lowest score O___O also I heard that disadvantage school like me won't get any more extra marks now too :(

The bigger the fonts the more easy the teacher can read it and won't complain about the size, so size 12 should be recommend but i did mine as size 10 and its still okey to read