(1) THIS book is a collection of 3500 examples in ele-JL mentary algebra up to quadratic equations. It will prove useful to those teachers who dictate the book-work instead of leaving their pupils to ...

In this video we will learn about the Cartesian System of Geometry in which the coordinate plane is divided by the x and y axis. A Cartesian system is the one which specifies a point plotted uniquely ...

A coordinate system is a set of numbers that allows you to specify the location of a point in some space. The Cartesian coordinates is one such system, which uses a set of three numbers to specify the ...

This article demonstrates Cartesian Geometry EDXRF for the measurement of lead (Pb) in gasoline per ASTM D5059 using the Bi internal standard method Part C (ultra-low Pb) and Part A (high Pb).

Rigaku has introduced a new benchtop Energy Dispersive X-ray Fluorescence (EDXRF) spectrometer, the Rigaku NEX CG, at the Fall 2009 American Chemical Society (ACS) national meeting in Washington, D.C.