A.1) A=-5, B=5căn6
2) (x;y) = (2;1)
3) y = x + 2015
B.1) A=-5, B=5căn6
2) (x;y) = (2;1)
3) y = x + 2016
C.1) A=-5, B=5căn6
2) (x;y) = (2;-1)
3) y = x + 2016
D.1) A=5, B=5căn6
2) (x;y) = (2;1)
3) y = x + 2016

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