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 Post subject: Find the matrix inversionPosted: Wed, 1 Sep 2010 00:02:29 UTC
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Joined: Tue, 24 Aug 2010 19:51:27 UTC
Posts: 2
Find the inverse, if possible

[2 3]
[3 5]

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 Post subject: Posted: Wed, 1 Sep 2010 03:29:15 UTC
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Joined: Thu, 1 Jan 2004 06:47:21 UTC
Posts: 2735
Location: Norman, Oklahoma
Here's what you do.

Add the identity matrix onto the existing matrix so you get

[2 3 1 0]
[3 5 0 1]

Then, do row operations until you get the identity matrix on the left side. The last two columns will be the inverse.

Dave

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 Post subject: Re: Find the matrix inversionPosted: Wed, 1 Sep 2010 16:06:42 UTC
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Joined: Mon, 29 Dec 2008 17:49:32 UTC
Posts: 6071
Location: 127.0.0.1, ::1 (avatar courtesy of UDN)
Find the inverse, if possible

[2 3]
[3 5]

Just use

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