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The idea of an unseen poem can be very intimidating, especially when there is a time limit. To analyse an unseen poem begin by reading the poem in order to get a general understanding of the text, and sta...

Core: The muscle of the left ventricle is significantly thicker than the muscle of the right ventricle - recall that the ventricles are the chambers which contain the blood before ...

y = 3x - 3

 x^3=1=e^2(pi)ik 

x=e^2(pi)ik/3

The three roots are

k=0    x=1 

k=1    x=e^2(pi)*i/3

k=-1   x=e^-2(pi)ik/3

Paper 1 is an unseen commentary paper. It can seem tricky at first but once you get the hang of it you can do very well on this paper!  I think its helpful to have a formula of how to answer these questio...