Question

2ab(a^3-3a^2b+b) раскрыть скобки

Answer 1

$\color{magenta} 2ab \bigg( {a}^{3 } - 3 {a}^{2}b + b \bigg) = \boxed{ \bf \huge 2 {a}^{4}b - 6 {a}^{3} {b}^{2} + 2a {b}^{2} }.$