根轨迹渐近线与实轴的交点公式为( )
A: [img=148x49]1803e15780b5d3d.png[/img]
B: [img=148x49]1803e15789f5ca8.png[/img]
C: [img=148x49]1803e1579625af7.png[/img]
D: [img=148x49]1803e157a1862d3.png[/img]
A: [img=148x49]1803e15780b5d3d.png[/img]
B: [img=148x49]1803e15789f5ca8.png[/img]
C: [img=148x49]1803e1579625af7.png[/img]
D: [img=148x49]1803e157a1862d3.png[/img]
举一反三
- 根轨迹渐近线与实轴的交点公式为( ) A: [img=148x49]18032bba5cb5d86.png[/img] B: [img=148x49]18032bba6a271c5.png[/img] C: [img=148x49]18032bba74d2ef5.png[/img] D: [img=148x49]18032bba7f55eba.png[/img]
- 根轨迹渐近线与实轴的交点公式为( ) A: [img=148x49]18036000ade3969.png[/img] B: [img=148x49]18036000b700ebf.png[/img] C: [img=148x49]18036000c17240b.png[/img] D: [img=148x49]18036000cc599bf.png[/img]
- 根轨迹渐近线与实轴的交点公式为( ) A: [img=148x49]18038f4532569b1.png[/img] B: [img=148x49]18038f453a89aaf.png[/img] C: [img=148x49]18038f454696344.png[/img] D: [img=148x49]18038f45515da9a.png[/img]
- 根轨迹渐近线与实轴的交点公式为( ) A: [img=148x49]1802d8c7dbb5595.png[/img] B: [img=148x49]1802d8c7e40cc1f.png[/img] C: [img=148x49]1802d8c7edb5ef1.png[/img] D: [img=148x49]1802d8c7f927968.png[/img]
- 设[img=400x25]18032d3a2c9d92a.png[/img],则[img=141x25]18032d3a352ea33.png[/img]的值为 A: 40/49 B: 16/49 C: 4/7 D: 3/7