S Shiva Ram 🎓 Master ⭐ 30.44K Points Q. The sum of x² – y², y² – z² and z² – x² is (A) 0 (B) 3x² (C) 3y² (D) 3z² 👁️ Show Answer 💬 Discuss 🔗 Share ✅ Correct Answer: (A) 0