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The core-periphery model is one used to describe the globalised world. A country with many international political, economic and social interactions is considered core. E.g UK. Whilst a country with limit...

The key way to go about structuring a 15 marker is to divide your answer into three sections, this allows you to cover a wide range of points that the question is looking for without spending too much tim...

We want to find out the time during which the stone is above a certain point. As this stone is thrown upwards we know that the first time it passes this point it will be on its way up and when it passes t...

You can separate any surd into factors of the number that is being square rooted, for example when you have a surd such as √ 12 it can be rewritten as √ 2 X √ 6 or √ 3 X √ 4. This is very useful when we w...

To begin with, this question requires you to differentiate the curve y = 4x² + 7x +1 in order to find the gradient. To differentiate this function y in respect to x, we need to reduce the power...