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How can I improve my answers for source-based questions?

The key to approaching source-based questions is first to make sure you've noticed all the main aspects, for instance by using the acronym PURER BIN (PUrpose, REliability, Representative, BIas, Neutrality). ...
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Answered by Olivia O. • History tutor
6805 Views

Find the inverse of y = (5x-4) / (2x+3)

the aim of finsing the inverse is making x the subject. To start we need to multiply both sides by: (2x+3), giving us: y(2x+3) = 5x-4 now we need to expand the brackets: 2xy +3y = 5x-4 now gather all the x c...
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Answered by Xuanyi A. • Maths tutor
6453 Views

Are there any minuses to economic growth?

Growth is typically considered great - improvement in GDP per capita, incomes and living standards. However, if asked in the exam, there is something for you to mention. Firstly, consider nature of growth. I...
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Answered by Julia L. • Economics tutor
3527 Views

How do I remember all that statistics?

Try writing mock essays - after five or six, you will know which figures you are most likely to use! You will end up with ten to twelve numbers that you need to memorise. Do not forget sources and years. Alt...
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Answered by Julia L. • Sociology tutor
3319 Views

Why is (-1)*(-1)=1?

Even though this question seems trivial to most people with some mathematical expertise, it actually cuts quite deep into an intuitive understanding of what multiplication truly is. When one writes an expres...
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Answered by Rudolfs T. • Maths tutor
4433 Views