• 2022-06-12
    1.L(tcoskt)=_________(Re(s)>0)
    A: [img=75x50]180332c4263d0f2.png[/img]
    B: [img=75x50]180332c42e14613.png[/img]
    C: [img=75x48]180332c4367a6f6.png[/img]
    D: [img=75x48]180332c43f300b7.png[/img]