...There are many different ways you can describe a functions, the most popular are algebraic and graphical.
2. Know the basic function library. Knowing the basic properties of common will save you a lot of time in your calculus studies. (read more)
...I have written numerous peer-reviewed journal articles on the subject matter and have taught introductory as well as advanced courses. Over 10 years of teaching experience at various universities at undergraduate and graduate levels. Academic as well as private sector experience as an economics professor and consultant. (read more)
...Algebra: 19 questions on solving equations (both regular and quadratic), inequalities and systems of equations in 2 variables, dealing with polynomials and factoring, and some stuff like complex numbers, exponent operations, etc. Geometry: 23 questions on coordinate geometry, lines, parabolas, g... (read more)
...I have a PhD in International Economics and have taught classes in micro and macroeconomics, monetary economics, and managerial economics I use SPSS daily as part of my full time job. I am fully hands-on with descriptive techniques, filtering data, pre-analysis, as well as a host of inferential ... (read more)