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The first thing I notice about this question is that up to 6 marks can be offered. That probably means they are looking for 2 soil degradation processes with detailed explanation of the consequences. [Altern...

Before tackling this question, I would first sit down with a coloured pen and analyse the poem. Identify any aspects of the poem which might relate to identity and culture and try to group all the examples i...

The manipulation of the level of interest rates is controlled by the government's monetary policy to influence the aggregate demand. A fall in interest rate would reduce the cost of borrowing, thus encourage...

15 can be rewritten as 3*5, so our factorisation must be in the form (x ? 3)(x ? 5). To determine the signs inside the brackets we need to find a way to make -8 from 3 and 5. This is done with -8=-5-3, so we...

The quadratic formula is (-b±sqrt(b^2-4ac))/2a where a is the coefficient of the x^2 term, b is the coefficient of the x term and c is the number. So, in this case a=5, b=-9 and c=4. Substitute this into the...