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Using the chain rule: f '(x) = (2x) (3) (x^2 - 1)^2      = 6x(x^2 - 1)^2

The most important thing to do is to practise. Practise speaking in Italian to a native Italian speaker if possible, if not friend, your Mum, your mirror are all also useful. Websites like duolinguo allow...

When writing a GCSE history essay the most important thing to bear in mind is the structure of the essay. The structure should be orderly and you should always make it as clear as possible what you are tr...

Overall the closed system will behave by Le Chantelier's Principal where the equilibrium moves to minimise change.

So in the first case increasing the pressure will move the equilibrium to the righ...