,赶时间哦,x(x²+1)(x²-1)+x²(x-2)(x+2)-2x³(x-½)²(a-2)(2a+1)-3(2a-1)²-a(a+1)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 04:20:54
xSJ@A4=x *<(^Q[A;驿fCSIbуdv潷;oN
p{I/kQ+lޤ-B`.crI5t
zIr$5K &ɱLu"?mnR??Y~ruޯbp7öL9E/\Fn\BXA|H. S`P ,]قK[XR (s00V,P^ir0#98XS+FT- (A0H_6cqclYs/6"@ W58,Շڈ%'LSbٌsy-A?}J6hBoS7^ߪ.it9