• 2022-06-19
    设直线过两点A(1,2,3)和B(3,4,2),则该直线的对称式方程为( )
    A: [img=153x43]18039136352f587.png[/img]
    B: [img=169x44]180391363de7a0e.png[/img]
    C: [img=145x43]1803913645c86ec.png[/img]
    D: [img=169x44]180391364f4c618.png[/img]