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Have you tried wikipedia?

Aether was just a theory, which was later disproved. I'm quite sure a vacuum is NOT classified as a medium, because transverse waves don't need a medium to propagate and transverse waves can travel through it while logitudinal waves (eg. sound) can not.

2/3 marks for you :) focal length is indeed 2 as 4a=8 so the directrix is the line 2 below the vertex. Thus directrix is y=-5 At first I was thinking how can the directrix go through the parabola? Then I realised this wasn't a x2=4ay question.

1120 - 200 = (n - 1) * 40 920 = (n - 1) * 40 23 = n -1 n = 24 Just remember 23 = n - 1 so n = 24

|z - a| + |z + a| = b is an ellipse of focii the fixed points (-a,0) and (a.0) and end points + or - b/2

I need a related text that I can relate to Coleridge. I can't think of anything that I have read/watched/seen that I can use and so I'm open to suggestions. I really need a sophisticated text and one that I can use in time for an exam late next week. Any help is much appreciated.

There's about 65-75 people doing 4u maths in my year (myself included). 3 classes of 23-25 or somthing like that.

Mine was easy too.

I'm getting a negative as well.

HAHA They are making up excuses for their "shitness". Good on ya for doing it and beat all of them while you're at it.

If you have a chemistry prelim textbook there should be something on the effects of antifreeze in the water module.

How has globalisation and technology changed financial markets? and What are the indicators of the current state of financial markets?

Sacrificing sleep isn't a good idea. You will have less focus and you will be not operating at 100% the next day. IMO get as much sleep as you can, at the same time make sure you finish what you want to accomplish that day and if you don't have time then instead of watching TV or something study.

I have two questions concerning financial markets: 1. What are the indicators that affect the current state of the financial markets? and 2. What are the implications of dramatic changes in the financial markets? Thanks for your help. :)

There's a UAI in Chemistry now?

ADSL2+ is out in Australia but not many places currently have it. Go here to find out: http://bc.whirlpool.net.au/

Othello.. It's okay...

You can contrast things that don't change. eg. character ABC changes but character XYZ remains the same throughout... something like that. It's not just change itself but the things that chage affects and the things that cause change. Just add as much content as possibe and finish with a...

AoS: Change Annotations of texts prescribed for the first time for HSC 2001 and 2002 Acrobat PDF 80 pages (741k) Great list of texts for the use of change.