Show that if A is an orthogonal matrix (see 33), then det A 1
Chapter 8, Problem 34(choose chapter or problem)
Show that if A is an orthogonal matrix (see Problem 33), then \(det\ A=\pm 1\).
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer