Category Archive: Mathematics

Functions of Many Variables

Functions with more than one independent variable. y=f(x) => one independent variable. Not just price, but incomes, ect. are independent. z=f(x, y)     Here, z = dependent, x & y = independent. Example: z=100-2x+5y… Continue reading

Production Possibilities Frontier

A business produces two products, with 200 labour hours spread between each. Per unit of product 1 requires 4 labour hours. Per unit of product 2 requires 2.5 labour hours. Assuming full employment,… Continue reading

Macroeconomic Calculations

In this article we will be discussing economic calculations such as national income (C, I, G), production function (marginal product of labor, marginal product of capital K), nominal and real interest rates, inflation… Continue reading

Derivatives & Differentiation – Introduction

“Government regulations generally limit the number of fish taken from a given fishing ground by commercial fishing boats in season.” (Haeussler, Paul, & Wood, 2008) This assumes market failure and that governments can… Continue reading

Functions, Graphs, & Equations – Examples

Straight Line and Linear Equations The two lines represent the equations 4x-6y=-4 and 2x+2y=6. Because the graphs of 4x-6y=12 and 2x+2y=6 are straight lines, its linear. y=3x+25           y=  f(x) = mx+c   f(x) represents… Continue reading

Functions, Graphs, & Equations – Introduction

A function is a relation from inputs to possible outputs where each input is related to exactly one output, basically it is a rule that transforms numbers to other numbers. Functions show the relationships between… Continue reading

TedEdChat – A Math Class Makeover – Dan Meyer

Dan Myer discusses the need for a math class makeover, hosted by Catherine Casazza (@mscasazzaIA). He shows math classroom practical exercises which prompt students learning to think about maths in a practical and… Continue reading

myEd – HSC Economics – Balance of Payments & The Simple Multiplier

This video series is for HSC economic students as a study aid to help prepare them for the HSC exams. Though can work as a resource for any student learning economics, covering the… Continue reading

Standard Deviation – Explained & Visualized

A simple video using clear PowToon graphics, explains standard deviation with a complete overview with lucid explanations, Source: (Jones, 2015). Using the concept of standard deviation the video answers questions relevant from business to… Continue reading