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While this can appear intimidating at first, the key to simplifying this expression is through factorising and identifying common factors. Let's start off by factorising the denominator as this is simpler...

Structure is key to an essay, and begins with the process of essay-planning. After you've read the question, take some time to plan your answer. This involves working out which specific points or quotatio...

f(x) can be rearranged to be: f(x) = 1/6 x^-2This is then differentiated to be: f'(x) = -1/3 x^-3 as the expression is multiplied by the original power (-2) and then the power is red...

Firstly, remember to factorise!
x^2+2x-15 = (x+5)(x-3)
∴ the numerator and denominator now both share a common term "(x+5)", so they can cancel one another out, leaving the answer as :...

Most of the articles in German you have to learn by heart. However, there are a few word endings that can help us determine the article, e.g. -ung <---- when a noun ends with "ung", then you...