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Hmmm...seems wierd to use similar triangles though u'd think they would require you to get the answer using the new formulas and techniques u've just learned in this chapter, so id have to use like eqn of a tangent, eqn of a normal, gradient, etc.:confused:. besides i cant seem 2 get it even...

Hey peepz. Iv hit a bit of a brick wall on a few of these conics qnz, theyr all pretty similar so ill just post up one of em. P(acos, bsin) lies on the ellipse x^2/a^2 + y^2/b^2=1 (just general eqn 4 an ellipse). The normal at P cuts the x-axis at X, and the y-axis at Y. Show that PX/PY =...

Hey guys, i know this is a little off subject but goin back to the start of this thread about the ideas for your project. Im going to do like a music store/lounge app (emulating amazon.com in a way) and have most of its features like a user history, login, news flash, even samples of music...