计算:(x^2y+xy^2)/(x+y);(4a^2-12ab+9b^2)/(3b-2a);(4x^2-6x^2y)/(2-3y);[(x+3y)^2-4x^2]/(x+y).要有计算过程
来源:学生作业帮助网 编辑:作业帮 时间:2024/12/02 07:30:24
x){nuQgT]QgQ]~l
8#]C$m$qQ"D
^ (lk
de@ұ^,k|6bӋWt$jE+*:i'F @ږ6yv 7 (7
计算:(x^2y+xy^2)/(x+y);(4a^2-12ab+9b^2)/(3b-2a);(4x^2-6x^2y)/(2-3y);[(x+3y)^2-4x^2]/(x+y).要有计算过程
计算:(x^2y+xy^2)/(x+y);(4a^2-12ab+9b^2)/(3b-2a);(4x^2-6x^2y)/(2-3y);[(x+3y)^2-4x^2]/(x+y).
要有计算过程
计算:(x^2y+xy^2)/(x+y);(4a^2-12ab+9b^2)/(3b-2a);(4x^2-6x^2y)/(2-3y);[(x+3y)^2-4x^2]/(x+y).要有计算过程
xy;-2a+3b;2x^2y;-3x+9