Unformatted text preview: of the matrix A = ± 4 8 1 2 ² (b) Judge how close A is to being an inverse by evaluating A A . If A were actually the inverse A1 , what would A A be? Why isn’t A the same as A1 in this case? 5. Keener 1.5.1  a,b (p.54) 6. Keener 2.1.1 (p.93)...
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 Fall '04
 BELMONTE
 Math, Applied Mathematics, Invertible matrix, William Gibson, inverse A1

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