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J’habite à Brighton, une ville animée y agréable* qui se trouve au bord de la mer. À 100 kilomètres au nord, il y a la capitale d’Angleterre, Londres. Brighton est une ville de grande tai...
Firstly, its important to get familiar with the assumed knowledge guide which is freely available on the BMAT website. It contains all the potential content that may be asked about in the exam - essential...
2/5 = 8/20 3/4 = 15/20
8/20 + 15/20 = 23/20
23/20 = 1 and 3/20
I don't know how effectively I can communicate this answer via text without the whiteboard but I'll try.
i) First implicitly differentiate with respect to x: 2x + 2y * dy/dx = 0.
Rearranging...
2x+y-5=0, y=5-2x (put into second equation)
x2-y2=3, substituting in we get, x2-(5-2x)2=3, expand, x2-(25+4x2-20x)=3, simplify, xJSAnswered by Joshua S. • Maths tutor11863 Views
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