Hello the problem is stated on the uploaded paper ImageShack® - Online Photo and Video Hosting
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The key is recognising that the numerator is a perfect square: note that
Ah thanks I get stuck at basic things although I am studying at uni <(-_-)>
Originally Posted by Riazy Ah thanks I get stuck at basic things although I am studying at uni <(-_-)> It's often the way, one forgets the basics when working on harder maths
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