Question

-3xy(x3y3-3x2y+7xy2)=what is tha answer

Answer 1

Answer:

$- 3xy( {x}^{3} {y}^{3} - 3 {x}^{2} y + 7x {y}^{2} \\ - 3 {x}^{4} {y}^{4 } + 9 {x}^{3} {y}^{2} - 21 {x}^{2} {y}^{3} \: \answer$