Q168
Given that the determinant of the matrix \[ [ array*20c 1&3&0 \\ 2&6&4 \\ - 1&0&2 array ]\] is -12, the determinant of the matrix \[ [ array*20c 2&6&0 \\ 4&12&8 \\ - 2&0&4 array ]\] is
Given that the determinant of the matrix \left[ {\begin{array}{*{20}{c}}
1&3&0 \\
2&6&4 \\
{ - 1}&0&2
\end{array}} \right] is -12, the determinant of the matrix \left[ {\begin{array}{*{20}{c}}
2&6&0 \\
4&{12}&8 \\
{ - 2}&0&4
\end{array}} \right] is
A.
-96
AnswerB.
-24
C.
24
D.
96
Answer: Option A
Solution
Answer: Option A
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