Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Determinants Evaluation of Determinants
If \(\rm A=\begin{bmatrix}1&2&3\\\ 3&4&5\\\ 5&6&7\end{bmatrix}\) and \(\rm B=\begin{bmatrix}1&1&1\\\ 2&2&2\\\ 3&3&3\end{bmatrix}\), then det(A + B) = ?
1
1
2
0
3
3
4
More than one of the above
5
None of the above