Recent content by Sober

My uncle is a marker for the HSC, and he told me that if you make errors in the final steps of your working sometimes it can actually comprimise marks you may have gained at the start. The marking guidelines don't actually show that but apparently its true for some questions so you have to be...

The URL has changed, it can be downloaded here: http://www.hsccoaching.com/Resources/2006Ext2.pdf

another 4 marks have come to my attention, 77/84 at best now.

Yeah, I realise that now, (crappy free hosts). Check my first post, I have fixed it with instructions that bypass the refferrer detection.

I believe it was pi/2, remember, w is the only constant here, not r.

Thats just silly, by the same token I will be doing English in future cause I speake the language, be doing physics cause I throw balls to my dog, be doing chemistry because I deal with such chemicals as salt, petrol, and water on a daily basis.

I'm sure alot of people doing 3u will need some kind of maths in uni.

Here is my solution

Normally there's something on growth and decay as well. And the projectile motion one was really just random algebra and didn't require the use of any work on projectile motion.

Trickier than some of the past papers I have done for sure.

I thought it was quite tricky. Q4(ii), did anybody else get -a2 ? The way they worded the question I was expecting to be able to find a number, not in terms of a. edit: dam, just realised that it should be 0.

81/94 attempted

You had to use the previously proven equality. It was quite tedious I agree.

I think I only missed 3 marks. I'm quite pleased.

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