Mathematics Homework Solutions
Problem
#121408

Matrix Inverses

Show that:

(Matrix)

2   3  -1
1   2   1
-1 -1   3

is the inverse of

  7   -8   5
-4     5   3
  1   -1   1

Show all work.

Attached file(s):
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Problem.doc  View File

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Problem.doc
Show that:

(Matrix)

2 3 -1

1 2 1

-1 –1 3

is the inverse of

7 -8 5

-4 5 3

1 -1 1

Show all work.

Solution Summary

A matrix inverse is proven.

Solution
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