Question
Determine whether the given matrices are inverses of each other by computing their product.
1
4
-1
B% =
7.
A=
-21
1/7
4/7
31
Expand
Transcribed Image Text

Determine whether the given matrices are inverses of each other by computing their product. 1 4 -1 B% = 7. A= -21 1/7 4/7 31

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