hi guys, just skimming thru my 3U half yearly which i did pretty poorly in, ive got a few questions from it which will appear in my next test so i gotta learn them now.
1) parabola x^2 = 4y. The tangent to the parabola at P(2p, p^2), p>0 cuts the x axis at A. The normal to the parabola at P...