Please help!
Show that if A is Mn(C) is normal then Ax=0 if and only if A*x=0
Thank you!
Does this hold in general? I am not sure.
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Please help!
Show that if A is Mn(C) is normal then Ax=0 if and only if A*x=0
Thank you!
Does this hold in general? I am not sure.
Use the inner product:(now use the fact that A is normal).
The result is false in general, for example if.