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I have another question aha Could you show the working for this one though? thanks :) <a href="http://www.codecogs.com/eqnedit.php?latex=\text{Show that if }I_{n}=\int_{0}^{1}\frac{dx}{(1@plus;x^{2})^{n}} \text{, then } 2nI_{n@plus;1}-(2n-1)I_{n}=\frac{1}{2^{n}}" target="_blank"><img...

hmm i got <a href="http://www.codecogs.com/eqnedit.php?latex={}\frac{7a^{4}}{}{16}\pi" target="_blank"><img src="http://latex.codecogs.com/gif.latex?{}\frac{7a^{4}}{}{16}\pi" title="{}\frac{7a^{4}}{}{16}\pi" /></a> must of done something wrong in the last few lines, i shall check my working :)...

Hi, would anyone be able to do this question for me and let me no the answer they get :) For some reason the photo won't upload Integral x^2sqrt(a^2-x^2) dx between 0 and a

All Stations To Central breh

updated my physics rank, got it back today!

yess i think largest school that sits HSC in NSW haha thankyou (:

hahhah im going for a mystery mark in externals

Hi was just wondering what you guys thought my ATAR would be roughly.. English (standard) - 28/250 Engineering Studies - ~5/16 Physics - 20/82 Maths Ext 1 - 7/52 Maths Ext 2 - =10/11 School Rank 114

brah there is 250 people in standard english :) (we go to the same school) haha