Question

помогите СРОЧНО!!!!!!!!!!!!!!!!!!!!!!

Answer 1

Ответ:

1) (a⁵ * a⁴)² : (a³ * a)⁴ = (a⁹)² : (a⁴)⁴ = a¹⁸ : a¹⁶ = a²

2) (7x-3y) + (5x - 2y) - (9y - 11x) = 7x - 3y + 5x - 2y - 9y + 11x = 23x -14y