
a.
The minors of the matrix
a.

Answer to Problem 116RE
The minors of the given matrix are
Explanation of Solution
Given information :
Given matrix
The minor of an element
Similar way, minor of
Hence, minors of the given matrix are
b.
The cofactors of the matrix
b.

Answer to Problem 116RE
The co-factors of the given matrix are
Explanation of Solution
Given information :
Given matrix
The cofactor of an element
Similar way, cofactor of
Hence, the cofactors of the given matrix are
Chapter 8 Solutions
Precalculus with Limits
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