б) (11y - 4)(3 - 2y) = 33y - 22y^2 - 12 + 8y = -22y^2 + 41y - 12
г) (x - 3)^2 = x^2 - 6x + 9
д) (2a + 5)^2 = 4a^2 + 20a + 25
е) (2 + y)^3 = y^3 + 6y^2 + 12y + 8
б) (11y - 4)(3 - 2y) = 33y - 22y^2 - 12 + 8y = -22y^2 + 41y - 12
г) (x - 3)^2 = x^2 - 6x + 9
д) (2a + 5)^2 = 4a^2 + 20a + 25
е) (2 + y)^3 = y^3 + 6y^2 + 12y + 8