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The involvement in an IGO such as the IMF or NATO can give a country either soft or hard political and economic influence over another. This political influence, in line with World Systems theory, can oft...

F(x+2) is simply F(x) but whenever you see an 'x' replace it with 'x+2'. So when x is say 3, F(x) is F(3) and F(x+2) is F(5). If we draw this out on a graph, we see that this has the effect of shifting th...

In my work experience I was able to sit in with both a doctor and a nurse to be able to thoroughly understand how their roles are similar and different; to be able to understand myself which career path I...

Finding what Emma paid for her radio £78 / 1.3 = £60 (M1) (A1)

Finding what percentage of £80 that is £60 / £80 = 0.8 or 80% (M1)

Recognising the discount is 20% ie. 1-0.8=0.2 (A1)

metal (unlike insulators ) contains free electrons (1)

kinetic energy transferred from the light incident on the surface to the free electrons (1)

The maximum kinetic energy of the electrons...