1) (3a^2b- ):(8a^2b)= -\dfrac{5}{8}b. 2) ( ):(3ab)=4a^2b^2+5ab. 3) ( ):\left(\dfrac{1}{3}xy^2\right)=3+9x+12x^2y. 4) ( +3x^3y^3):(0,5x^2y^2)=2x-4y+ .

Задание

Заполни пропуски

\((3a^2b-\) [ ] \():(8a^2b)=\) [ ] \(-\dfrac{5}{8}b\) .
\((\) [ ] \():(3ab)=4a^2b^2+5ab\) .
\((\) [ ] \():\left(\dfrac{1}{3}xy^2\right)=3+9x+12x^2y\) .
\((\) [ ] \(+3x^3y^3):(0,5x^2y^2)=2x-4y+\) [ ].