Mathematics · Matrices
If A is a 3 × 3 non-singular matrix such that AA' = A'A and B = A-1A', then BB' equals:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1I✓
- 2I + B
- 3(B-1)'
- 4B-1
Correct answer
I
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