Mathematics · Matrices and Determinants
Let A be an orthogonal matrix such that A · AT = I and det(A) = 1. What is the expression [adj A]-1 equal to?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1-A
- 2-AT
- 3A✓
- 4AT
Correct answer
A
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