An electronic system has four components divided into two pairs. The two components of each pair are wired in parallel; the two pairs are wired in series. Let Ai j denote the event €œith component in jth pair fails,€ i = 1, 2; j = 1, 2. Let A be the event €œSystem fails.€ Write A in terms of the Ai j€™s.

Transcribed Image Text:

j- 1