A.\(I\left( { - 2;\,\,3} \right),\,\,R = 4\)
B.\(I\left( { - 2;\,\,3} \right),\,\,R = 16\)
C.\(I\left( {2;\,\, - 3} \right),\,\,R = 16\)
D.\(I\left( {2;\,\, - 3} \right),\,\,R = 4\)

Các câu hỏi liên quan