Question

(3x-3)^2-(x+2)^2 розкласти на множники

Answer 1

= (3x - 3 - (x + 2)) (3x - 3 + x + 2) = 
= (3x - 3 - x - 2)(3x - 3 + x + 2) = 
= (2x - 5)(4x - 1)