Mathematics · Linear Algebra
मान लीजिए A एक 4 × 4 आव्यूह (matrix) है जिसके अभिलाक्षणिक मान (eigenvalues) 1, -1, 1 और 2 हैं। यदि B = A4 - 4A2 + 4I है, तो trace(A + B) का मान किसके बराबर है?
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