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To differentiate you bring the power down and multiply it by any coefficients (numbers in front of the xs) then subtract one from the power 

So x³ becomes 3x² 

2x^2...

There are many reasons why the Conservative governments stayed in power for so long and remained successful during the 1950s. Firstly, they kept the 'feel good' factor high amoungst the public by discardi...

It could be argued that, yes, the House of Lords should be elected because it would make parliament more democratic. One may suggest that an unelected chamber has no place in a modern democracy therefore ...

Firstly, in an active sentence (voice), the subject is performing the action of the verb. For example, Susana tocó el piano de Ana. (Susana played Ana's piano)  In this context, 'Susana' is the s...

This is to do with the electrons in the metal atoms. When a piece of the metal is heated, if there is enough energy supplied to the atoms, their electrons are excited and are promoted (jump up) to higher ...