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The examiners are looking for two things from your analysis of a text. Firstly, they want to know that you can identify literary techniques when they are used by the author. Literary techniques dont ha...

Ok, so here are the equations5x+3y=243x-4y=26So let's multiply the first equation by 3, which gives us:15x+9y=72Now let's multiply the second equation by 5, which gives us:15x-20y=130So we're now left wit...

Firstly, we must consider the thermodynamics involved

It is known that a reaction is spontaneous due to thermodynamic favourability if the Gibbs Free Energy is negative. This is further b...

Ok, so we would call this a quadratic equation because it is written in the form of ax^2+bx+c=0 (in our case, a=1, b=6, c=8).Luckily, this type of quadratic equation can be factorised, so we can solve it ...

Price Elasticity of Demand refers to an economic measure which evaluates the change in price of a good against its respective change in demand.

In simple terms:

If the price of a good rises ...