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Recall that sin(x) = (e^ix-e^-ix)/(2i) and we can rewrite the integrand as {(e^ix-e^-ix)/(2i)}⁶Factor out {1/(2i)}⁶, which is -1/64, of the in...

Questionnaires are commonly used by positivist researchers hoping to gain quantitative data. This can include the government or academic researchers who want to find clear trends about a certain populatio...

Taking this sample A-level question on Hamlet, the most important thing to do is to establish a structure for the answer. The core of all good literary criticism is a coherent argument that moves...

Tollens reagent could be used to identify the the solutions A and B, as the aldehyde solution will oxidise to a carboxylic acid and a ‘silver mirror’ will be observed. Ketones cannot be oxidised further a...

As soon as you can, write down the points that you can think of so you don't forget them later on and then take a minute to think of all the possible scenes or quotes you remember that could relate to the...