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Let's open out the bracket using the FOIL method (first, outside, inside, last): (3 + root(a))(4 + root(a)) = 12 + 3root(a) + 4root(a) + (root(a)) 2 = 12 + 7root(a) + a. Since the answer 17 + k(root(a)) is i...

Hi, Make sure the introduction directly addresses the key words in the question. Define them first them state the link/explanation. Conclusions are only really necessary for “Evaluate” questions in which you...

The Treaty of Versailles was an agreement of huge historic importance which, at the time, represented not only an end to the bloodiest conflict in human history, but also arguably set the stage for World War...

Globalisation is a process of deeper economic integration between countries and regions of the world that has accelerated in the past 50 years. Globalisation benefits large TNCs such as Nike who can reduce t...

The chain rule is a rule of differentiation that states: (f(g(x))'=f ' (g(x))g'(x) In effect, the chain rule allows us to split up a complicated equation into smaller more manageable chunks. Rather than diff...