1)а) x² + 6x + 9 = (x + 3)²б) 25x² - 10x + y² = (5x - y)(5x + y)
2)а) y^3 + 8 = (y + 2)(y^2 - 2y + 4)б) a^3 - 1 = (a - 1)(a^2 + a + 1)в) y^3 + 1000 = (y + 10)(y^2 - 10y + 100)г) b^3 - 8 = (b - 2)(b^2 + 2b + 4)
1)
а) x² + 6x + 9 = (x + 3)²
б) 25x² - 10x + y² = (5x - y)(5x + y)
2)
а) y^3 + 8 = (y + 2)(y^2 - 2y + 4)
б) a^3 - 1 = (a - 1)(a^2 + a + 1)
в) y^3 + 1000 = (y + 10)(y^2 - 10y + 100)
г) b^3 - 8 = (b - 2)(b^2 + 2b + 4)