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When tackling a question which asks you why a historical process or event occurred, the first thing to remember is that any answer you give must approach the question from a variety of different angles; n...

While the introduction and the main body of an essay are obviously very important to gaining a good mark, the most integral aspect of essay writing is the conclusion. A paragraph at the very end of an ess...

Make use of identity sech^2(x) = tan^2(x) + 1

=> 2{tan^2(x) + 1} = 3 + tan(x)

Multiply out brackets and rearrange

=> 2tan^2(x) - tan(x) - 1 = 0

Use quadratic formula w...

The Byronic hero is an idealised but flawed character exemplified in the life and writings of Lord Byron, characterised by his ex-lover Lady Caroline Lamb as being "mad, bad, and dangerous to know&qu...

The reliability of a research method refers to the consistency of a measure being used, and the ability to replicate that method e.g. someone who weighed them self throughout the day, would expect to see ...