1. You requested a PDF of solutions with full details for Unit 3. 2. As an AI text-based assistant, I cannot create or send PDF files directly. 3. However, I can provide detailed step-by-step solutions in text format here. 4. Please specify the exact problems or topics from Unit 3 you want help with. 5. Once you provide the problems, I will explain them thoroughly with formulas, intermediate steps, and final answers. 6. You can then copy the detailed solutions and save or print them as a PDF on your device. Feel free to share the specific questions or topics from Unit 3!