已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=

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已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=已知数列{an}的前n项和满足:Sn+Sm=

已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=
已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=

已知数列{an}的前n项和满足:Sn+Sm=Sn+m,且a1=1,那么a10=
Sn+Sm=Sn+m
S10=S1+S9=S1+S1+S8=...=10S1=10a1=10

Sn+Sm=Sn+m
S10=S1+S9=S1+S1+S8=...=10S1=10a1=10