Zapisz w jak najprostszej postaci. a)30a^2b/5*2b(-3a+a*2ab^2) b)x^2y -(3x*yx+2y^2 x)+ 15x^2y^2/3x c)12m^2n^5/4mn^5 + 21mn/6m^4n^2 *2m^5n - 1/2m d) 3u^3v - 3vu*5u^2+ (3u^2v *2u- vu^3) /4uv

Zapisz w jak najprostszej postaci. a)30a^2b/5*2b(-3a+a*2ab^2) b)x^2y -(3x*yx+2y^2 x)+ 15x^2y^2/3x c)12m^2n^5/4mn^5 + 21mn/6m^4n^2 *2m^5n - 1/2m d) 3u^3v - 3vu*5u^2+ (3u^2v *2u- vu^3) /4uv