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This is an example of a 5 marker in the second part of new spec edexcel paper 1

1 mark for defining supply and demand

1 mark for applying it to context (text provided in the exam) 

3 ...

Find dy/dx

Remember quotient rule dy/dx=(u'v-v'u)/v^2

u=4x       u'=4

v=x^2+5         v'=2x

dy/dx=(20-4x^2)/(x^2+5)^2 (simplified)

∫ 5e^3-4x dx=5∫e³ e^-4x dx=5e³ ∫e^-4x d=5e³ [(-1/4)e^-4x ]=-(5/4)e³e^-4x =-(5/4)e^3-4x...

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...