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This question allowed for students to give a nuanced argument about the effectiveness of Nazi control over German society. In a good essay answer the important things to focus on are: - Structure of the e...

The subjunctive is one of the most important new aspects of Spanish grammar learnt at A Level. It is actually far more simple than people make it out to be, and Spanish speakers use it all the time! It is...

first of all it is best to get rid of the brackets. You do this by times each component in the bracet by the number on the outside in this case it is 2.

7x + 8 = 12x - 4

then you want to get...

First of all we have to determine how much of the acid is dissociated, which we can do by determining the concentration of Hydrogen ions. We can work that out from the pH. pH=2, which means [H⁺...

In order to solve this question we simply must substitute x=1 into f(x). But what is f(x)? What does it actually mean to make a subsitution? f(x) has a fancy name attached to it called a funct...