Let {A}=\{{a}_{{ij}}\} be a 3 \\times3 matrix, wherea_{i j}=\\begin{array}{c}(-1)^{j-1\end{array} ,\text{if } i < j{,}; 2, \text{if }i=j {,};(-1)^{i+j} ,\text{if }i>j{ ,} then {\det}(3 {Adj}(2 {A}^{-1})) is equal to ______. [20 Jul 2021 Shift 2]

Matrices and Determinants Part 2

Section: Mathematics

Question : 52 of 100

Marks: +1, -0

Let A={aij} be a 3×3 matrix, whereaij={

then det(3Adj(2A−1)) is equal to ______.

[20 Jul 2021 Shift 2]

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