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Homework Help: Matrix - proving need help

  1. Sep 24, 2011 #1
    matrix -- proving need help!!

    please help i have no idea how to do this question. please give me some hints :(

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  3. Sep 24, 2011 #2


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    Re: matrix -- proving need help!!

    Part (a) is asking you to show that [itex]E_{ij}AE_{kl}=a_{jk}E_{il}[/itex], and it's giving you a formula for A. So why don't you start by writing [itex]E_{ij}AE_{kl}=[/itex], and then use the formula for A that you were given?
    Last edited: Sep 24, 2011
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