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Your essay should begin with a short introduction to set the tone of what you will be discussing in the essay, but you should not give away all of your points immediately, just summarise what you will be say...

The best way to structure an essay is to start with a strong introduction which directly answers the essay question, therefore establishing your opinion at the start. This is important because it allows you ...

To answer this question you must use implicit differentiation due to there being both x and y terms. Consequently you must differentiate each term individually as you would usually (by multiplying by the pow...

When dealing with a linear and quadratic simultaneous equation, it is best to use subsitution to approach it.I take the linear equation and put it in terms of one variable. In this case, to avoid fractions i...

If the question is about something losing value, for example a cars value depreciates at a rate of 30% a year after 4 years how much will the car be worth? You are also given that at year 0 it was worth £10,...