Re: HSC 2013 3U Marathon Thread
$The parabola $ P(x) = Ax^2+Bx+C $ is used to approximate the area under the curve of $ y = f(x), $ which is difficult to integrate, from $ x=-h $ to $ x=h.\\ $i) Find the area under the curve $ y=P(x) $ from $ -h $ to $ h $ in terms of $ A, B $ and $ C. \\...