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A 400m race is a high intensity event which typically last less than one minute, therefore the main energy system used is anaerobic glycolysis. In anaerobic glycolysis glucose is broken down into pyruvate...

Sources are what make history - without them we wouldn't know what actually happened in the past. So, how does this work in an exam setting with a source based question? Relax, first and foremost, you're ...

There are 3 main ways of solving a quadratic equation x^2 + bx + c = 0 (we'll suppose the coefficient of x^2 is 1 for now). The first is factorisation, where if you can spot that you can factorise the exp...

This is a question which tests your knowledge of how to use trigonometric identities as well as integration. As there is no way to immediately integrate tan^2(x) using well known trigonometric integrals a...

In German, unlike in English, there are 3 different ways to address someone and say 'you'. In English, we have one easy way to address one person, two people, or a group of people, and it doesn't matter i...