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This question is worth 20 marks and, when done in exam conditions, should take you 20 minutes to answer, so I would suggest giving yourself this amount of time when practising at home, to simulate exam co...

The scientific term for breathing in is inspiration. The main muscle that helps us to breathe is called the diaphragm; a large, dome shaped muscle that sits below our rib cage. The external intercostal mu...

The Taylor expansion/theorem is used to express any function as a power series about a certain point. Using the given formula of the Taylor expansion, we can approximate a trigonometric function (for exam...

William Paley gave his watch analogy in an attempt to prove that the universe has an intelligent designer. He asked us to imagine that we are walking through the desert and find a watch in the sand. A wat...