If A is an Orthogonal Matrix of Order 3 :

If A is an orthogonal matrix of order 3 and

math 40, then which of the following is/are correct?
A.  lABl = ± 47    &   B. AB = AB
Select the correct answer using the code given below:

  1. A only
  2. B only
  3. Both A and B
  4. Neither 1 nor 2
Anurag Mishra Professor Asked on 1st October 2015 in Maths.
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