(ax+by)^2(ay+bx)^2+2(ax+by)(ay+bx)

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 08:16:10
(ax+by)^2(ay+bx)^2+2(ax+by)(ay+bx)
xA EŅ.G $4b](%ҫC$[qƤB}i2UY^=B tޤ[V b-Y&Mmz2h}Q^^3z8nvyioO=?!$d/

(ax+by)^2(ay+bx)^2+2(ax+by)(ay+bx)
(ax+by)^2(ay+bx)^2+2(ax+by)(ay+bx)

(ax+by)^2(ay+bx)^2+2(ax+by)(ay+bx)
(b x + a y) (a x + b y) (2 + (b x + a y) (a x + b y))
=2 a b x^2 + a^2 b^2 x^4 + 2 a^2 x y + 2 b^2 x y + 2 a^3 b x^3 y + 2 a b^3 x^3 y + 2 a b y^2 + a^4 x^2 y^2 + 4 a^2 b^2 x^2 y^2 + b^4 x^2 y^2 + 2 a^3 b x y^3 + 2 a b^3 x y^3 + a^2 b^2 y^4