1) -3a²-6ab-3b² = -3(a²+2ab+b²) = -3(a+b)²2) 6n³-1.2n²+0.06n = 0.06n(100n² - 20n + 1) = 0.06n(10n - 1)²
1) -3a²-6ab-3b² = -3(a²+2ab+b²) = -3(a+b)²
2) 6n³-1.2n²+0.06n = 0.06n(100n² - 20n + 1) = 0.06n(10n - 1)²