Giải hệ phương trình beginarray*20cxy + x + y = 11x^2y
A.\(\left( {x;\,\,y} \right) \in \left\{ {\left( {2;\,\,3} \right),\,\,\left( {1;\,\,5} \right)} \right\}\)
B.\(\left( {x;\,\,y} \right) \in \left\{ {\left( {2;\,\,1} \right),\,\,\left( {3;\,\,5} \right)} \right\}\)
C.\(\left( {x;\,\,y} \right) = \left( {5;\,\,6} \right)\)
D.\(\left( {x;\,\,y} \right) \in \left\{ {\left( {2;\,\,1} \right),\,\,\left( {3;\,\,2} \right),\,\,\left( {1;\,\,5} \right),\,\,\left( {5;\,\,1} \right)} \right\}\)