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Unemployment is defined as the people who are able, available and willing to work at the going wage rate but who cannot find work despite an active search for work. Fictional unemployment is one cause of ...

You should have an advised time period to spend on planning and writing your essay within your exam depending on how long it is (e.g. 25 minutes planning 40 minutes writing). Firstly, read the essay quest...

First, we need to recognise which equation to use. From the Physics Equation Sheet, we can see that the correct equation here is that dQ=mcdT, where dQ is the Energy transfer. Using this equation...

All exponential equations can be reduced to the form m=m₀e^kt, where m₀ is the initial mass. This means for our equation the initial mass is 250g. If the mass has doubled i...

For example, y = 3x³ + 9x² + 2. Determine the stationary points and their nature.

Let's remind ourselves what a stationary point is, and what is meant by the ...