Question: Let x 0 i n R 3 be the column vector such that ( x 0 ) T = ( 1 , 1 , 1

Let x0inR3 be the column vector such that (x0)T=(1,1,1). Let
V={AinM3(R)|Ax0=0}.
What is the dimension of V?
Let x0inR3 be the column vector such that (x0)T=(1,1,1). Let V={AinM3(R)|Ax0=0}.

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