A . 2y2+z2=16
B . 3y2+z2=16
C . 2y2-z2=16
D . 3y2-z2=16
母线平行于。轴且通过曲线。的柱面方程为。母线平行于轴且通过曲线的柱面方程为
柱面^2-2z=6的母线平行于轴柱面的母线平行于轴
柱面x^2-y^2=1的母线平行于()A. x轴B. y轴C. z轴D. 无法判断
1.已知柱面的准线为-|||- ) ((x-1))^2+((y+3))^2+((z-2))^2=25 x+y-z+2=0, .-|||-且(1)母线平行于x
曲线y = x^3 - 3x上切线平行于x轴的点是( )A. (0,0)B. (1,2)C. (-1,2)D. (-1,-2)
曲线y=x3-3x上切线平行于x轴的点是()A. (0,0)B. (1,2)C. (-1,2)D. (-1,-2)
[单选题]母线平行于Ox轴且通过曲线的柱面方程为( )。A.3x2+2z2=16B.x2+2y2=16C.3y2-z2=16D.3y2-z=16
[单选题]母线平行于Ox轴且通过曲线的柱面方程为( )。A.3x2+2z2=16B.x2+2y2=16C.3y2-z2=16D.3y2-z=16
[单选题]母线平行于ox轴且通过曲线的柱面方程为( )。A.3x2+2z2=16B.x2+2y2=16C.3y2-z2=16D.3y2-z=16
[单选题]母线平行于Ox轴且通过曲线的柱面方程为( )。A.3x2+2z2=16B.x2+2y2=16C.3y2-z2=16D.3y2-z=16