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What is economic globalisation, and why is it controversial?

Economic globalisation refers to the increasing interconnectedness between economies into a global economy which largely follows shared rules, aims and principles. This has been illustrated through the emerg...
JR
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How do you integrate (sinx)^3 dx?

Firstly, we must use the special property of trig functions which means that (sinx) n is the same as sin n x. Likewise, (cosx) n =cos n x, (tanx) n =tan n x and so on. In this case, we need to start by repla...
SS
Answered by Shanti S. • Maths tutor
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Show that 2(1-cos(x)) = 3sin^2(x) can be written as 3cos^2(x)-2cos(x)-1=0.

Firstly let's expand out the staring equation getting rid of any brackets. This gives: 2-2cos(x)) = 3sin^2(x). Now we can spot that the sin^2(x) term is in the first equation but no the final one. So let's t...
RS
Answered by Rebekah S. • Maths tutor
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Deduce the main organic product for the reaction of benzene with nitric acid in the prescence of sulfuric acid, and provide a complete mechanism for this reaction. (5 marks)

The answer to this question mostly involves drawing of chemical structures and mechanistic arrows.The organic product is nitrobenzene, which students would draw out as part of the mechanism, but must also na...
EB
Answered by Erin B. • Chemistry tutor
3893 Views

How do I structure an essay?

All essays should have the same structure- introduction, pro and con paragraphs (weigh the paragraphs by the conclusion you plan to draw on) then a short conclusion. Theme each paragraph with a theory (eg. M...
KM
Answered by Karima M. • Sociology tutor
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