\(\left\{ \begin{array}{l}\sqrt 2 x + y = \sqrt 2 + 2\\2\sqrt 2 x - y = 2\sqrt 2 - 2\end{array} \right.\)
A.\(\left( {x;y} \right) = \left( { - 1;2} \right).\)
B.\(\left( {x;y} \right) = \left( {1; - 2} \right).\)
C.\(\left( {x;y} \right) = \left( { - 1; - 2} \right).\)
D.\(\left( {x;y} \right) = \left( {1;2} \right).\)
A.\(\left( {x;y} \right) = \left( { - 1;2} \right).\)
B.\(\left( {x;y} \right) = \left( {1; - 2} \right).\)
C.\(\left( {x;y} \right) = \left( { - 1; - 2} \right).\)
D.\(\left( {x;y} \right) = \left( {1;2} \right).\)
Loga
Hóa Học lớp 12
