A.1
B.2
C.-1
D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2
[单选题]若级数在x>0时发散,在x=0时收敛,则常数a=( )。A.1B.-1C.2D.-2