а) 3a² - 6a + 3 = 3(a² - 2a + 1) = 3(a - 1)² = 3(a - 1)(a - 1)
б) ay² - 2ay + a = a(y² - 2y + 1) = a(y - 1)² = a(y - 1)(y - 1)
в) 8x² + 16xy + 8y² = 8(x² + 2xy + y²) = 8(x + y)² = 8(x + y)(x + y)
а) 2x³ + 2y³ = 2(x³ + y³) = 2(x + y)(x² - xy + y²)
б) -3a³ - 3b³ = -3(a³ + b³) = -3(a + b)(a² - ab + b²)
а) 3a² - 6a + 3 = 3(a² - 2a + 1) = 3(a - 1)² = 3(a - 1)(a - 1)
б) ay² - 2ay + a = a(y² - 2y + 1) = a(y - 1)² = a(y - 1)(y - 1)
в) 8x² + 16xy + 8y² = 8(x² + 2xy + y²) = 8(x + y)² = 8(x + y)(x + y)
а) 2x³ + 2y³ = 2(x³ + y³) = 2(x + y)(x² - xy + y²)
б) -3a³ - 3b³ = -3(a³ + b³) = -3(a + b)(a² - ab + b²)