MathematicsMedium244×since 2002Q4522If the matrices A = \left[ {\matrix{ 1 & 1 & 2 \cr 1 & 3 & 4 \cr 1 & { - 1} & 3 \cr } } \right], B = adjA and C = 3A, then ∣adjB∣∣C∣{{\left| {adjB} \right|} \over {\left| C \right|}}∣C∣∣adjB∣ is equal to :A8B2C72D16Check answerSkip