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World War One, at the very least, was a catalyst for the Russian Revolution. The nessecary direction of production away from farming machinery towards munitions, the conscription of large numbers of Ru...

The first thing we need to think about to answer this question is the target of this income tax. During a short introduction it is useful to outline what the question is really asking so that you are a...

This question is really straight forward

By using the Chain rule: f'(x) = uv' + u'v.

let u=3x, so u'=3

let v=(2x-1)^2, so v'=2x2(2x-1)=8x-4

Now, ...

The key to this is remembering that introductions rarely score additional marks on exams, and so a short but sweet introduction is perfectly fine! 

The most important thing is to avoid ph...