Learn how to classify conic sections. A conic section is a figure formed by the intersection of a plane and a cone. A conic ...

Sketch the graph of the ellipse \(\ds \frac{x^2}{9}+\frac{y^2}{16}=1\) and determine its foci. Let \(C\) be the conic which consists of all points \(P=(x,y)\) such ...

MR. TAYLOR's present work is by no means a second edition of his “Geometrical Conies”(1863). His object in this volume is a highly laudable one; from more than one quarter has recently come the ...

Cooks use math to make beautiful food all the time: Slicing eight perfect pieces of pie or doubling a recipe requires basic knowledge of fractions, for example. But how many cooks think about using ...

THIS is one of the volumes of the publisher's Mathematical Series, is very well printed, and has, if we are not mistaken, only three trivial misprints. There is quite a run at the present time on this ...