MCQ Practice Mathematics 📖 (a + b)2 = 36 এবং (a - b)2 = 16 হলে, ab এবং (a2 + b2) -এর মান যথাক্রমে-- A 10, 5 B 15, 25 C 25, 20 D 5, 26 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 Previousa + b = 13 এবং a - b = 3 হলে a2 + b2 এর মান কত? Nexta +b = 5 এবং a - b = 3 হলে ab এর মান কত?