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Solve the simultaneous equations x + y = 1 , x^2 -2xy+y^2=9

So here we want to eliminate one variable so we are only working with either x or y by themself, so to do this we can rearrange the first equation of x+y=1 to x= 1-y. This new equation can therefore be subst...
BS
Answered by Belinda S. • Maths tutor
7988 Views

What if I do not get any offers?

First of all, do not worry, tens of thousands of well qualified applicants fail to secure a single place, it does not mean you are not an ideal candidate, but it is just the nature of this highly competitive...
KA
2994 Views

Define the term ‘public good’ and explain why public goods suffer from the ‘free rider’ problem.

A public good is a good that is both non-rivalrous and non-excludable. Non-rivalrous can be defined as “consumption by one person does not reduce the amount available to other people” and non-excludable as “...
BS
Answered by Belinda S. • Economics tutor
6804 Views

What is the best way to approach an abstract reasoning question?

First of all, remember to stay calm when approaching these questions and know that it is okay if you don't see the pattern immediately. Give yourself time to work out the rules and then finding the answer sh...
JK
Answered by Julia K. • UCAT tutor
4241 Views

How can I structure a piece of creative writing?

My best suggestion when it comes to structure is to plan your piece. This helps you to get your ideas straight and means you will stick to them rather than going off on a tangent! A good way to start your pl...
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Answered by Hannah P. • English tutor
2294 Views