1.

If \(P = \left| {\begin{array}{*{20}{c}}6&1&0\\0&1&0\\0&0&2\end{array}} \right|and\;Q = \left| {\begin{array}{*{20}{c}}2&3&1\\0&5&1\\0&0&5\end{array}} \right|\)Then the product of determinant P and Q has the value

A. 50
B. 80
C. 500
D. 600
Answer» E.


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