Q. Let $P=[a_{ij}]$ be a $3\times3$ matrix and let $Q=[b_{ij}]$ where $b_{ij}=2^{i+j} a_{ij}$ for $1 \le i, j \le 3$.If the determinant of $P$ is $2$, then the determinant of the matrix $Q$ is
IIT JEEIIT JEE 2012Determinants
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