Let A be a symmetric matrix, and B any matrix of the
same size show that:
4A^3 − 2A + BA...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 04.04.2021 03:40, awgggg
Let A be a symmetric matrix, and B any matrix of the
same size show that:
4A^3 − 2A + BA^2B^T + I is symmetric.
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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