MCQ Practice Mathematics 📖 P-এর মান কত হলে 4x2-Px+9 একটি পূর্ণ বর্গ হবে? 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 This question appeared in BCS 12th Preliminary Question Bank Quiz and Solution Mathematics 1990 Question 8