高二等差数列数列{An}满足a(n+1)=a(n)+2n-1,且a1=-1,求通项公式
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/05 17:58:19
xSN@~A=T1RߠRQ*W}b' (!*? 2Jûݵ}+tv֨K=v曙oK>%+bp#wzI|&?K78&2۱x9.v1fgCQS(,̗/}ъ@n+$w]8zYGm1mMTmlπz*R_ln@
EK6Oy4,q j0SӔ+U~Q#;.Aq).!vr&OgVeMP(Lć@bUg9|RoY~U@cY{Fc9n.\65925DyTfj4Pm
Ѡ'{
W,Î\
{ɾԅ߃>*,xGU\!ݴj4_>Z$ tGʱk~:ǐۼh-}(H}д]&5=PI/Υ
t]*|^|~{Jhۋ96^"Dbz