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This is from Cambridge 4 unit ex 3.2 question 7 P(a cos θ , b sin θ) and Q(a cos ɸ, b sin ɸ) lie on the ellipse x^2/ a^2 + y^2/a^2 = 1 a) In PQ subtends a right angle at (0,0) show that tanθ tanɸ = - a^2/b^2 b) If PQ subtends a right angle at (a,0) show that tanθ/2 tanɸ/2 = - b^2/a^2

i'm soo over school.... YAY HOLIDAYS START NEXT WENESDAY!!!! one more assessment for me to go

Wtf?!

I was 15 when I lost mine. wasn't the greatest idea but we're still good friends now... well by good friends i mean that everytime i bump into him he gives me the most BIGGEST EVIL! then walks away... didnt work out between us :D BUT ITS ALL GOOD!

cheating is so easy!!! = = getting away with it is another thing...

ME!!!!!!!!!!!!!!!!!!!!!!!!! (when i was like... 10!) any guy or girl that breaks up with their bf/gf is just stupid... and cowardly they should tell them the REAL reason for breaking up with someone. if its because of his BAD B.O then TELL HIM! if its because she's been sleeping around...

not saying 4 unit maths is easy... but... its all about the frequent and small practice that adds up... *sigh* us '09ers offically don't have a life for the next 10 months !!!

extra work?? thats normal :drink: since starting 4 unit .... I have had no life o__O not cuz of studying, its cuz i'm too lazy to leave the house and the sunlight burns my eyes!!! JKS! the workloads been the same for me .... hasnt changed.... o__O ? probably depends on the person and...

wow ! you read us so well I feel sorry for the poor girl that ends up in bed with you... guess you'll just have to remember your the "rebound" and you'll never be good enough for her =D thats always a happy ending

still on my L's (still havnt done my hours...) anywayss ! Dad's 2007 Toyota Kluger [its freaken powerful!]

1. its a quick pit stop before going home =D 2. its cheap :spin: 3. its soooo AWESOMEEE! ... my idea of a great night out is after getting smashed... you go to maccas at 2 in the morning and ask for my double cheese burger... with extra cheese :D jks... =D!!!!

simpsons house scrubs boston legal :D!

why cherrios? O_o

A girl at my school brought in a box of tissues into the english exam and had her english notes written on the tissues. she didnt get caught cuz as soon as she finished with the notes, she blew her nose and put it in her pocket. and another person had most of the formulae for maths written...

Maccas for breakfast hungry jacks for lunch and pizza for dinner :D!!!

The virgins... does it always mean that they're pure and innocent? just because one lacks sextual experience doesn't always mean they're deprived of anything. The sextualy active... does it always mean that one is a slut and a tramp (in the case of girls anyway) or easy? just because one isn't...

i have 9 which an alright sized class. but its better to have less so you have more things that your teacher can teach and stuff:o

i thought q10 was alright. but 10b got my real bad = = spent 1/2hr trying to work it out = = oh well :D its all over and done with ^^

maths is AWESOMEEEE!

Hi I'm Jona Domingo I'm doing 3/4 unit maths I live in Plumpton but I can travel to Parramatta Library or Blacktown Library. I want to go over the 3 unit and 4 unit course just to get the exposure for the sorts of questions and stuff If anyone can tutor me call or sms me at: 0404 426...