1. Let's start by understanding the problem you are working on. Please provide the original problem statement or equation so I can help identify where the mistake might be. 2. Once you provide the problem, I will show the formula or method used to solve it and explain the important rules. 3. I will then review your intermediate steps to find any errors in simplification, factorization, or evaluation. 4. Finally, I will guide you to the correct final answer with detailed explanations. Please share the problem or your solution steps so I can assist you further.