In Exercises 3540, find the inverse of the matrix if it
Chapter 7, Problem 7.1.1.129(choose chapter or problem)
In Exercises 35–40, find the inverse of the matrix if it has one, or state that the inverse does not exist.
\(A=\left[a_{i j}\right], a_{i j}=(-1)^{i+j}, 1 \leq i \leq 4,1 \leq j \leq 4\)
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