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Recursion is when a named block of code (a subroutine or function) calls itself. We can use recursion to describe some algorithms in very few lines. For example, the following block of p...

When a verb in French uses a form of 'être' as an auxiliary alongside its past participle, the past participle agrees with the subject of the verb in gender and number. There is no agreement if the auxili...

Here are just a few general tips to produce a strong essay. --- Read the question a few times before starting and make sure you understand what it is asking and how to best answer it - underlining key wor...

Recall the product rule for differentiation: the derivative of uv is equal to u'v+uv'.If we use the fact that integration reverses differentiation (so the integral of f' is f), then we calculate that uv i...

Pressure groups have been very influential in the USA because they are able to shape debate, shape agenda and determine outcomes. However others have argued that party and voters have more influence...