MCQ Practice Mathematics 📖 x- 1 ⁄ x=5 হলে x2+1 ⁄ x2=কত? A 21 B 27 C 28 D 29 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