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Confidence in your mathematical ability and subsequent answers in an exam is key. During an exam you should be confident with the answers that you are giving which can be achieved with steady revision and at...

The 20th century scholar A. F. Pollard used the term 'sterile interlude' to describe Mary Tudor's reign. Pollard's thesis specifically meant that Mary's reign was an unproductive interruption to a Protestant...

There are several types of phrases which can trigger the subjunctive. These are easy to remember with the acronym WEIRDO. W - wishes, when you want something to happen (Espero/ deseo que). E - emotion to con...

A derivative is a function that tells us the gradient of a curve at any point. Say you have a function like f(x)=x 3 +x 2 and you want to know when the function is stationary, i.e. has a gradient of zero. We...

Fiscal policy involves using taxation revenue and government spending to improve the state of the economy. During times of recession and crisis, governments will often use expansionary fiscal policy (lower t...