Question

срочно!
Помогите решить!!!

Answer 1

(4ух²)(3ху²+5ху)=12х³у³+20х³у²

Answer 2

$(4x {}^{2} y)( 3xy {}^{2} + 5xy) = 12x {}^{3} y {}^{3} + 20x {}^{3} y {}^{2}$