等比数列{an}公比是q,其前n项积为Tn,并且满足a1>1,a99a100>1,a99-1/a100-1

等比数列{an}公比是q,其前n项积为Tn,并且满足a1>1,a99a100>1,a99-1/a100-1
等比数列{an}公比是q,其前n项积为Tn,并且满足a1>1,a99a100>1,a99-1/a100-1

等比数列{an}公比是q,其前n项积为Tn,并且满足a1>1,a99a100>1,a99-1/a100-1
,a99-1/a100-11,
1.所以a99>1,a100

根据(a99-1)/(a100-1)<0,得a99>1,a100<1, q=a100/a99<1
a99a101=(a100)^2<1
T99最大
T198=(a99a100)^99>1
T199=(a100)^199<1
所以1，2，4正确。

根据(a99-1)/(a100-1)<0,得a99>1,a100<1, q=a100/a99<1
a99a101=(a100)^2<1
T99最大
T198=(a99a100)^99>1
T199=(a100)^199<1
所以1，2，4正确。