Find |A-11. Begin by finding A-1, and then evaluate its determinant. Verify your result by finding |A| and then applying the formula |A-1| = 1 0 1 A = 3 -1 3 1 -3 9 JA-1 =

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ISBN:9780470458365
Author:Erwin Kreyszig
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Find |A-11. Begin by finding A-1, and then evaluate its determinant. Verify your result by finding |A| and then applying the formula |A-1| =
||
1
0 1
A =
3 -1 3
1 -3 9
|A-1| =
Transcribed Image Text:Find |A-11. Begin by finding A-1, and then evaluate its determinant. Verify your result by finding |A| and then applying the formula |A-1| = || 1 0 1 A = 3 -1 3 1 -3 9 |A-1| =
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