1. Let A =1....−1.... 0
...............1.....3....−5
...............4.....−2.... 0
.
(a) Find A−1 using elementary row operations.
(b) Express A as a product of elementary matrices, and determine det(A).
Matrix Q1
2007-07-11 4:41 pm
回答 (1)
2007-07-12 2:35 am
✔ 最佳答案
我做了一次﹐不知是否幫到您 (因為太長﹐所以用word做)http://in.geocities.com/myisland8132/yahooknowledge/7007071100555.doc
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070711000051KK00555