已知数列{an}.a1=2.a/an=2n+2/n.求通项公式.注(/是分数线,a是第n项.(累乘法我做一半就抵...已知数列{an}.a1=2.a/an=2n+2/n.求通项公式.注(/是分数线,a是第n项.(累乘法我做一半就抵消不完)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/06 03:49:33
xJ@_%wel{LトG!x() l=oRWp4}{o_}'ݟ(\p$0)F*&S2&xz+qce `hr>E_{u5,gj2wB_#(gzU;=x^;q^ɔ31w oYPh-e8ƒ.JF.NdX:Bs7zqqQS1RQY.Pu [HRs)vG*S