平面lx+my+nz-k=0与椭球面相切的充要条件为( )/ananas/latex/p/36944
举一反三
- A:平面,B:球面,C:旋转椭球面,D:椭球面,E:圆柱面,F:抛物柱面,G:椭圆柱面,H:旋转抛物面,I:圆锥面,J:椭圆锥面,K:马鞍面。则: (1)是____; (2)是______; (3)是______; (4)是______; (5)是______; (6)是______; (7)是______; (8)是______; (9)是______; (10)是______; (11)是______; (12)是______; (13)是______;/ananas/latex/p/1045101/ananas/latex/p/28097/ananas/latex/p/958152/ananas/latex/p/39419/ananas/latex/p/973515/ananas/latex/p/47030/ananas/latex/p/645788/ananas/latex/p/36944/ananas/latex/p/34552/ananas/latex/p/422334/ananas/latex/p/1045357/ananas/latex/p/36098/ananas/latex/p/596597
- 为上半球面,计算/ananas/latex/p/510/ananas/latex/p/252198/ananas/latex/p/252210
- 若,则的充要条件是/ananas/latex/p/875743/ananas/latex/p/875745/ananas/latex/p/575873
- 在正方体ABCD-中,与平面ABCD所成的角为/ananas/latex/p/1129/ananas/latex/p/2820/ananas/latex/p/1456/ananas/latex/p/1834/ananas/latex/p/1129/ananas/latex/p/2820
- 若球面和球面相交,则交线圆的半径为( )/ananas/latex/p/542858/ananas/latex/p/540815