已知曲面[img=118x26]1803b307671cbf8.png[/img]上点[img=18x19]1803b3076fb073b.png[/img]处的切平面平行于平面[img=123x22]1803b30778266e3.png[/img],则点[img=18x19]1803b3076fb073b.png[/img]的坐标是( )
A: [img=74x25]1803b30788189b7.png[/img]
B: [img=69x25]1803b3079032acf.png[/img]
C: [img=74x25]1803b30797c3b21.png[/img]
D: [img=55x25]1803b3079f1dee8.png[/img]
A: [img=74x25]1803b30788189b7.png[/img]
B: [img=69x25]1803b3079032acf.png[/img]
C: [img=74x25]1803b30797c3b21.png[/img]
D: [img=55x25]1803b3079f1dee8.png[/img]
举一反三
- 已知曲面[img=118x26]1802e9683d046ad.png[/img]上点[img=18x19]1802e96845ded84.png[/img]处的切平面平行于平面[img=123x22]1802e9684dad130.png[/img],则点[img=18x19]1802e96845ded84.png[/img]的坐标是( ) A: [img=74x25]1802e96862de45f.png[/img] B: [img=69x25]1802e9686b22aac.png[/img] C: [img=74x25]1802e96873a0cb6.png[/img] D: [img=55x25]1802e9687c65e7f.png[/img]
- 已知曲面[img=118x26]180302ecbc40aa0.png[/img]上点P处的切平面平行于平面[img=123x22]180302ecc486030.png[/img],则点P的坐标为( ). A: [img=55x25]180302eccd2c0ff.png[/img] B: [img=69x25]180302ecd4f7c7e.png[/img] C: [img=77x25]180302ecdd94f15.png[/img] D: [img=83x25]180302ece670201.png[/img]
- 已知曲面[img=118x26]180386ae784d97f.png[/img]上点P处的切平面平行于平面[img=123x22]180386ae80a80df.png[/img],则点P的坐标为( ). A: [img=55x25]180386ae890f132.png[/img] B: [img=69x25]180386ae9261477.png[/img] C: [img=77x25]180386ae9c6a5df.png[/img] D: [img=83x25]180386aea6037fa.png[/img]
- 已知曲面[img=118x26]18038337f3f33bf.png[/img]上点P处的切平面平行于平面[img=123x22]18038337fc62fc0.png[/img],则点P的坐标为( ). A: [img=55x25]1803833804cfb69.png[/img] B: [img=69x25]180383380c985c4.png[/img] C: [img=77x25]180383381530998.png[/img] D: [img=83x25]180383381e6cc85.png[/img]
- 已知曲面[img=118x26]1802cec362d57ad.png[/img]上点P处的切平面平行于平面[img=123x22]1802cec36ce6caa.png[/img],则点P的坐标为( ). A: [img=55x25]1802cec375c0561.png[/img] B: [img=69x25]1802cec37ea707e.png[/img] C: [img=77x25]1802cec3867e4a3.png[/img] D: [img=83x25]1802cec38ed23d6.png[/img]