Решите систему уравнений
1)
[tex] {x}^{2} + {y}^{2} = 26 \\ xy = 5[/tex]
2)
[tex] {x}^{2} + {y}^{2} = 65 \\ xy = 8[/tex]
1)
[tex] {x}^{2} + {y}^{2} = 26 \\ xy = 5[/tex]
2)
[tex] {x}^{2} + {y}^{2} = 65 \\ xy = 8[/tex]
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