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Firstly you need to have a good question which you want to answer! This may sound obvious but think about it. If your question is too broad you will have to read too much stuff, you to specialise and have...

The first thing that you need to do is check that you are answering the question! This means writing an answer that directly refers to the words of the question. Its this that makes the difference between...

First we must multiply out the brackets, using FOIL (first, outer, inner, last). This gives f(x) = -x^3 + 5x^2 - 3x + 15. Alternatively you could leave the brackets as they are, and use the product rule t...

Quarks are the building blocks of protons and neutrons, as found in the nucleus of atoms. They are as far as we know, fundamental particles, but this could change in the future. There are 6 types, named u...

Differentiation is a very important tool for mathematicians. Although finding the gradient of a line can seem to lack a point, it does have some very important applications. For example, in mechanics the ...