Clover999 Clover999

16-10-2016
Mathematics

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Solve the simultaneous equations:
A) [tex]xy = -6 [/tex] and [tex]2y = x + 7[/tex]
B) [tex] x^{2} + y^{2} = 169 [/tex] and [tex] x - y = 7[/tex]

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Аноним Аноним

16-10-2016

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