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School rank ~38 Physics: 27/71 Chem: 40/87 Software D&D: 1/20 Maths 2U: 38/112 Maths Ext1.:60/84 English adv.: 90/145 Bit worried about getting above 92, where do u think i need to improve most?

Hi I am considering dropping ext 1, but would like to know what i can achieve My schools ranks has been about 38-40 over the past few years There are 80 ppl doing ext.1 in my school (i think i have a strong cohort, about 40-50 ppl are also doing ext2 maths and got high marks in past tasks)...

Thanks a lot, i forgot to take out the constant at the start

http://snag.gy/8jrug.jpg Not sure if you can do this^ as i get 1/6 not 6?? Please check

Wow, thanks alot

k, thanks

Needed help with 1 (i get A as the answer but apparently its B, how?) and 2 please provide working if u can Thanks :)

For parts g and i are the following answers correct ? I end up with an extra r each time ?

Hi, i am trying to use Memorial by Shaun Tan as my related text in module c but am not having much luck in finding techniques to support my essay. Could anyone doing/done this text please upload their notes or essay Thanks in Advance

bump

i desperately need answers to BLM hsc conquering chemistry book 2 the exercises are great and i have them in pdf format for anyone who needs them but are not of great use without the answers Could some one please send me the answers!!! would help soooo much with test revision, PM me if u like...

When there is a a sharp corner for instance the tangent to at that point can be drawn with multiple directions/gradients

Here is the Q http://snag.gy/3byXd.jpg And here is my working so far, http://snag.gy/1YmTG.jpg Could you please explain how to expand/finish the Question well Thanks :)

Where can i download this pdf ?? Can anyone plz link me ?? would really help in revision

Thanks, in this other Q i have: http://snag.gy/NHKW6.jpg Would a in the formula be -1? as it is the co efficient of y (BTW there are limits in the question i just didnt show them )

http://snag.gy/Zgl3J.jpg Within the 2U how would u integrate this ??

Why have u only integrated one of the functions i thought we have to take both functions and go TOP-BOTTOM etc. Thanks

http://snag.gy/9ooiP.jpg With the question above i tried to use integration from 0 to 1 then multplied by 2 But i dont get 2/3 units ?? Please help

Limits are 2 and 0 Integrating sqrt(4-x^2) = (2(4-x^2)^3/2)/3 Subbing in 2 i get 0, subbing in 0 i get 5.333

sorry if i seem a bit arrogant, but i just want to know if integrating this is wrong ? Cause i think i am doing every thing correct but getting 5.333