Question

(3х-2)(-х во 2 степени плюс х-4)=

Answer 1

$(3x - 2)( - {x}^{2} + x - 4) = \ - 3 {x}^{3} + 3 {x}^{2} - 12x + 2 {x}^{2} - 2x \ + 8 = \ - 3 {x}^{3} + 5 { x }^{2} - 14x + 8 = \ 3 {x}^{3} - 5 {x}^{2} + 14x + 8$