2、曲面[img=120x26]18036ecb47625ed.png[/img] 在点[img=55x25]18036ecb4fda784.png[/img]处的切平面方程为( )
A: [img=114x22]18036ecb58cc5db.png[/img]
B: [img=114x22]18036ecb613b898.png[/img]
C: [img=128x22]18036ecb69a26c0.png[/img]
D: [img=114x22]18036ecb72dc251.png[/img]
A: [img=114x22]18036ecb58cc5db.png[/img]
B: [img=114x22]18036ecb613b898.png[/img]
C: [img=128x22]18036ecb69a26c0.png[/img]
D: [img=114x22]18036ecb72dc251.png[/img]
举一反三
- 2、曲面[img=120x26]180390a20a52d13.png[/img] 在点[img=55x25]180390a2124d5c7.png[/img]处的切平面方程为( ) A: [img=114x22]180390a21b22673.png[/img] B: [img=114x22]180390a222eb81a.png[/img] C: [img=128x22]180390a22aebee3.png[/img] D: [img=114x22]180390a23309ec1.png[/img]
- 2、曲面[img=120x26]180367b4155ef77.png[/img] 在点[img=55x25]180367b41daea14.png[/img]处的切平面方程为( ) A: [img=114x22]180367b42643f45.png[/img] B: [img=114x22]180367b42fc31e6.png[/img] C: [img=128x22]180367b43898e7d.png[/img] D: [img=114x22]180367b44166ec5.png[/img]
- 2、曲面[img=120x26]18036c8254072e1.png[/img] 在点[img=55x25]18036c825d1dfd7.png[/img]处的切平面方程为( ) A: [img=114x22]18036c8265d1eb5.png[/img] B: [img=114x22]18036c826e9514b.png[/img] C: [img=128x22]18036c8277be7c7.png[/img] D: [img=114x22]18036c82805effe.png[/img]
- 2、曲面[img=120x26]18036f40b556e55.png[/img] 在点[img=55x25]18036f40be22d0d.png[/img]处的切平面方程为( ) A: [img=114x22]18036f40c68f25a.png[/img] B: [img=114x22]18036f40cf3f1cb.png[/img] C: [img=128x22]18036f40d87f206.png[/img] D: [img=114x22]18036f40e0cc4cb.png[/img]
- 2、曲面[img=120x26]1803a1dffbb8877.png[/img] 在点[img=55x25]1803a1e016f68c2.png[/img]处的切平面方程为( ) A: [img=114x22]1803a1e01ed5ea8.png[/img] B: [img=114x22]1803a1e027dc4e2.png[/img] C: [img=128x22]1803a1e02fe910d.png[/img] D: [img=114x22]1803a1e0388d73f.png[/img]