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Integration is the reverse of calculating the derivative in maths. We can use integration to determine the area under a graph between to x values. I will demonstrate a basic integration question to show you....

Prerequisites: you must write with reference to the past: you can choose either the passé composé, imparfait de l'indicatif or passé simple (but this is very difficult even for French people!) because you ar...

When considering a term in the form of x n , we use the rule nx n-1 when differentiating. So, we multiply the power of x by the coefficient (number in front) of x and then minus one from the power of x. In t...

An English Literature exam should be looked at as an opportunity to display your skills and your knowledge of a specific text. An examiner is looking for insight and understanding of key themes, characters a...

Oxygen moves down the trachea, into the bronchi and into the smaller bronchioles, down a pressure gradient. Once the oxygen reaches the alveoli it moves down a diffusion gradient across the alveolar epitheli...