• 2022-07-26
    求旋转抛物面与平面的交线在xOy面上的投影方程/ananas/latex/p/357485/ananas/latex/p/1754100
  • /ananas/latex/p/1754107

    内容

    • 0

      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

    • 1

      旋转抛物面 在点P(2,1,4)处的切平面方程为/ananas/latex/p/456797

    • 2

      求旋转抛物面在点(2,1,4)处的法线方程/ananas/latex/p/456797

    • 3

      D为双抛物面,平面及所围成的区域,则()/ananas/latex/p/252552/ananas/latex/p/149974/ananas/latex/p/106434/ananas/latex/p/252553

    • 4

      曲面在平面上的截线方程为 /ananas/latex/p/446328/ananas/latex/p/107511