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At first, you might think that it is possible to perform this integral simply by inspection, using the 'backwards chain rule'. This method would consist of adding one to the power, to get cos 3 (x), then div...

After the First World War and the Wall Street crash, Germany's economy was at an all time low point. The recession had increased the number of the unemployed significantly and morale was low. The Nazi party ...

When there is an excess of glucose in the blood (as there would be after eating a meal), the increase in blood glucose concentration is detected by the beta cells of the islets of Langerhans in the pancreas ...

A vaccine causes white blood cells to produce anitbodies. Antibodies are proteins which kill pathogens, such as viruses and bacteria. If the body is reinfected by the same pathogen as the vaccine then the wh...

This might sound obvious, but the best way to preapre yourself is by practicing alone. You will have a set number of texts, one of which you will be examined on, so make sure you know a brief analysis and ke...