Question

(x-2y )• 2xy- 28x²y=

Answer 1

Ответ:

$(x - 2y) \times 2xy - 28 {x}^{2} y = 2 {x}^{2}y - 4x {y}^{2} - 28 {x}^{2}y = - 26 {x}^{2}y - 4x {y}^{2}$