Price Elasticity of Demand
Price Elasticity of Demand is simply the measurement of the reaction of customers when the price changes. It is calculated by this...
Quadratic Factorisation (Monic)
This is what a quadratic expression looks like: ax^2+bx+c where a, b, c are constants. Quadratic means x is raised to the power of 2. A...
Factors of Production
Production requires resources to productive activity. Resources that are used for production, known as the factors of production are...
Basic Economic Problem
The Problem of Scarcity Simply put... The basic economic problem stems from this: Resources are finite, but human wants are infinite. ...
Relative Formula Mass (RFM)
Relative Formula Mass is basically the sum of all the mass of the atoms added up together in a compound. It's pretty easy! If you can...
Quadratic and Cubic Sequences
Before reading this, make sure you are familiar with arithmetic sequences first! (This is the method that most schools teach. There are...
Arithmetic Sequence
What's a sequence? 1,3,5,7,9 That's a sequence. Usually it is a set of numbers in order. So what's an arithmetic sequence? An arithmetic...
Moles and Molecules
First things first, Mole is not the short form of Molecules. They are different things. The concept of this can be confusing, so we...
Balancing Equations
Why do we balance equations? Before we start, get this down first. Now let's take a simple chemical equation, unbalanced: Cu + O2 -> ...
