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Let A+2B=∣∣∣∣1206−33−531∣∣∣∣ and 2A−B=∣∣∣∣2−152−16012∣∣∣∣. It Tr(A) denotes the sum of all diagonal elements of the matrix A, then Tr(A)–Tr(B) has value equal to: |
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Answer» Let A+2B=∣∣ |
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