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A complex number is a number that consists of two parts, a real part, like any number you have been dealing with since you started learning maths, and an imaginary number, often tagged along with a i or a...

Trigonometric identities are sometimes tricky, as they are very hard to distinguish one from another. The best way of doing it is obviously by practising, but one thing I always find helpful is to give...

Having passed the HAT and now in my second year of History and Economics in Oxford, I am in a position to comment on what tutors are looking for in a good examination script. 

The crucial...

This is a wide-ranging question and should be considered carefully. The words 'to what extent' mean that you need to explore both how the wars did AND how they did not change the status of women in Bri...

A good essay structure is essential for expressing your ideas clearly and showing the examiner that you know what you are talking about. Always make sure that your essay includes an introduction, a bod...