MCQ Practice Mathematics 📖 y = kx সরলরেখাটি y=x2+4 বক্ররেখার স্পর্শক হলে K এর একটি মান - 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 DU KA Unit Question Bank Mathematics 2018-19 Question 2 DU KA Unit Question Bank Mathematics 2018-19 Question 2