已知曲面[img=118x26]1802e941066ea4b.png[/img]上点[img=18x19]1802e9410fc3d0d.png[/img]处的切平面平行于平面[img=123x22]1802e94117f9ae3.png[/img],则点[img=18x19]1802e9410fc3d0d.png[/img]的坐标是( )
未知类型:{'options': ['', '[img src="http://img2.ph.126.net/uW00rMjEEJLQBId9YqVcfA==/6631915489166296910.png"]', '', ''], 'type': 102}
未知类型:{'options': ['', '[img src="http://img2.ph.126.net/uW00rMjEEJLQBId9YqVcfA==/6631915489166296910.png"]', '', ''], 'type': 102}
举一反三
- 已知曲面[img=118x26]1802e96917c5e37.png[/img]上点[img=18x19]1802e9691f3f436.png[/img]处的切平面平行于平面[img=123x22]1802e969272f4e0.png[/img],则点[img=18x19]1802e9691f3f436.png[/img]的坐标是( ) 未知类型:{'options': ['', '[img src="https://img2.ph.126.net/uW00rMjEEJLQBId9YqVcfA==/6631915489166296910.png"]', '', ''], 'type': 102}
- 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]
- 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]