MCQ Practice Mathematics 📖 a - {a - (a + 1)} = ? A 1 B a C a + 1 D a - 1 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 = 2, b = 3 হলে 2a + 4b এর সাথে 2a2 +a - b যোগ করলে যোগফল কত হবে? Nexta - [a - {a - (a - 1)}] = ?
