1 1 1 0100 0120 00 0 Let A = Write A as C DC , where D is a diagonal matrix. Hint: You can always check your work by perfoming the matrix mul- tiplication and seeing if you get the matrir A back It may also be useful to remember how to row reduce, and what row reduction is useful for.
1 1 1 0100 0120 00 0 Let A = Write A as C DC , where D is a diagonal matrix. Hint: You can always check your work by perfoming the matrix mul- tiplication and seeing if you get the matrir A back It may also be useful to remember how to row reduce, and what row reduction is useful for.
Chapter7: Systems Of Equations And Inequalities
Section7.7: Solving Systems With Inverses
Problem 5SE: Can a matrix with zeros on the diagonal have an inverse? If so, find an example. If not, prove why...
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