函数f(t)=t的拉氏变换L[f(t)]=() A.1/sB.1/s2C.1/s+1D.1/s-1
函数f(t)=t的拉氏变换L[f(t)]=()
A.1/s
B.1/s2
C.1/s+1
D.1/s-1
相关考题:
拉氏变换齐次性表达式是(),A为常数。A.L[f(t)]=1/AL[f(t)]B.L[Af(t)]= AL[f(t)]C.L[Af(t)]= AL[Af(t)]D.L[Af(t)]=L[f(At)]
1、拉氏变换齐次性表达式是(),A为常数。A.L[f(t)]=1/AL[f(t)]B.L[Af(t)]= AL[f(t)]C.L[Af(t)]= AL[Af(t)]D.L[Af(t)]=L[f(At)]