MCQ Practice Mathematics 📖 a4 - ab3, a3b + b4 এর গ.সা.গু. কত? A 1 B a + 1 C a - 1 D a - b Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up Previousa3 - ab2, ab - bc এর গ.সা.গু. কত? Nextax2 + 2a, x4 - 4, x4 + 4x2 + 4 এদের গ.সা.গু. কত?