Question: Using only elementary row or elementary column operations and Theorems 3.2, and 3.6 (do not expand the determinants), verify the following: (a) (b) a-b1aa b

Using only elementary row or elementary column operations and Theorems 3.2, and 3.6 (do not expand the determinants), verify the following:
(a)
Using only elementary row or elementary column operations and Theorems

(b)

Using only elementary row or elementary column operations and Theorems

a-b1aa b abe abc e ab bca abc

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