1. The problem statement, all variables and given/known data What is the exact definition of negative feedback? the instructor told us that negative exists if the output is connected back to the inverting input through a passive element. But what exactly is precise the definition ? (say parallel connect, same two nodes, I want the definition for negative feedback). https://d1b10bmlvqabco.cloudfront.n...6vo/h8qxj4erju92rw/h8qxjbmfsg830v/photo_3.JPG is this negative feedback for the first op amp? How do you know?