Cho Elip có phương trình dx^24 + dy^21 = 1 Khi đó tọa đ
A.\({A_1}\left( { - 1;\,\,0} \right),\,\,{A_2}\left( {1;\,\,0} \right)\)
B.\({A_1}\left( {0;\,\, - 1} \right),\,\,{A_2}\left( {0;\,\,1} \right)\)
C.\({A_1}\left( {2;\,\,0} \right),\,\,{A_2}\left( { - 2;\,\,0} \right)\)
D.\({A_1}\left( {0;\,\, - 2} \right),\,\,{A_2}\left( {0;\,\,2} \right)\)

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