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no equality. we divided by p-r earlier in the question so p=/=r

this doesn't give the restriction i just considered the fact that p =/= r and by looking at the way the midpoint moves it is quite clear that there is a range restriction of y > aq^2

Re: thoughts on independent 4u 2014? haven't tried it yet. my mate asked me to do a 3U paper first

Re: thoughts on independent 4u 2014? i do not agree with this in terms of 3U. definitely for 4U though

i have their 2U, 3U & 4U

0 in MX2 :P W.R.T. MX1 it's a 2 year course, it all gets integrated together. all the later topics incorporate ALL the earlier topics.

i have NSGHS, Girra, hurlstone, Penrith, & NSBHS

Re: thoughts on independent 4u 2014? pls me too

i love you

part i) tangents from an external point are equal in length, answer follows very easily part ii) note that K, L, M are 3 points on the circle. the triangles KBL & LCM are isosceles, which means the angle bisectors are perpendicular bisectors of the base lines KL & LM. from the circle property...

it's not sharing it, it lets you view it as a sample. i'm actually not sure why the full thing is visible.

are you saying scribd is illegal?

if you google the cambridge book like the 4th link is the full pdf. scribd.com not sure how legal it is though?

teacher has spoken

yeah they are always really clear in HSC i've noticed that. my trial was fine as well, both years.

This shit bothers me so much. There are so many questions like that where it's obvious what they want but you still know deep down that there was something wrong.

i assume it wants the same. so 10C5*4!*4! 10C5 chooses 5 for the first table, 4!*4! arranges 5 on each table.

yeah nvm this was not what i was confused about, i just made a stupid mistake in my solution

or this

is it not possible to have triangle 1 be made up of {6,1,2} and triangle 2 made up of {3,4,5} ?