6*. Разложите на множители: 25a²- (a+8)2

\(25a^2 - (a + 8)^2 = (5a)^2 - (a + 8)^2 = (5a - (a + 8))(5a + (a + 8)) = (5a - a - 8)(5a + a + 8) = (4a - 8)(6a + 8) = 4(a - 2) \cdot 2(3a + 4) = 8(a - 2)(3a + 4)\)