You are integrating this: 2\pi \int_{0}^{\frac{\pi }{2}} x(1-sinx)dx
Type this in http://www.codecogs.com/latex/eqneditor.php to make it easier to read. For some reason I can't post latex.
It says the focal chord is perpendicular to the axis, therefore you are looking at the area between y=0 and y=a. So just integrate x=(4ay)^0.5 in that limit, I think you should get the area.
Carrot, why you no free up some space to tutor me some harder MX2 :( hope Sean has some space, need a good MX2 tutor asap, looks like I'll not get one :'(
I can't go tomorrow but I'm busy between 10am-4pm :( I really wanted to go to the MX2 thing by carrotsticks, that would've helped me a lot with question 8...
Carrot, you received my email??? =)
They are pretty strict, I mean there is no way you can cheat the system. e.g. you can't get it for a reason like not being able to afford a tutor because you have a textbook, a teacher and a brain etc...
You also have to provide a statement saying exactly how the situation affected your...
:( It is easy but, it is nothing compared to uni.
I mean if you get 90% in all subjects in trials and external you will definitely get 99+ especially if you do high scaled subjects.
and understanding the content isn't difficult by any means, it is all about how consistent you are and how hard...