题目内容
椭圆
=1的焦点坐标是
[ ]
|
A.(±3,0) |
B.(± |
|
C.(± |
D.(0,± |
答案:D
练习册系列答案
相关题目
椭圆
=1的焦点坐标是
[ ]
|
A.(±3,0) |
B.(± |
|
C.(± |
D.(0,± |
题目内容
椭圆
=1的焦点坐标是
[ ]
|
A.(±3,0) |
B.(± |
|
C.(± |
D.(0,± |
椭圆
=1的焦点坐标是
[ ]
|
A.(±3,0) |
B.(± |
|
C.(± |
D.(0,± |