itsqweensarah itsqweensarah 21-04-2024 Physics Answered Complete this formal proof following all conventions from the textbook. Try it in the proof machine. 1. (P&~P)v(Q&~Q)v(R&~R) Premise 2. | 3. | 4. | 5. | 6. | 7. | 8. | 9. | 10. | 11. | 12. | 13. | 14. #