Mathematics · Linear Algebra
The eigenvalues of the matrix A = [ 2 2 4 ; 2 -1 2 ; 4 2 2 ] are:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12, 7, 2
- 2−7, −2, −2
- 3−2, −2, 7✓
- 42, −1, 2
Correct answer
−2, −2, 7
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