Need help solving Matrix question

Linear spaces and subspaces, linear transformations, bases, etc.
themonsoonkid
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Joined: Thu Feb 16, 2012 5:47 pm
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Need help solving Matrix question

Postby themonsoonkid » Thu Feb 16, 2012 5:52 pm

What would be the values of a 3*1 matrix for which Ax = 1x, where

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A= (1 2 -1) (1 0 1) (4 -4 5)
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A. -k B. k C. -k D. k k 2k k 2k 2k k k -k

nona.m.nona
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Re: Need help solving Matrix question

Postby nona.m.nona » Thu Feb 16, 2012 9:52 pm

What did you get when you multiplied each column vector by A?


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