Let A = bmatrix 2 & -1 0 & 2 bmatrix . If B = I - ^ 5 C_ 1 ( A) + ^ 5 C_ 2 ( A)^ 2 − … − ^ 5 C_ 5 ( A)^ 5 , then the sum of all elements of the matrix B is

JEE Main 2022 Mathematics question

Let A = . If − … − , then the sum of all elements of the matrix B is

Answer: (3)

adj A = . The expression − … − . Here I − adjA = = P. Then =

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Question ID VK-035228