MCQ Practice Mathematics 📖 a2 + b2 + c2 + 2ab - 2bc এর সাথে কত যোগ করলে যোগফল পূর্ণবর্গ হবে? A -2ab B -2ca C 2bc D 2ca 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 Previousa2 - 6a + 1 = 0 হলে a + 1/a = ? Nexta3 + b3 এর উৎপাদক কি হবে?
