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A. Only (ii)
Let A be a square matrix of size 3 x 3, and X is a column vector of size 3 x 1. Which
statements are true?
B. Both (i) and (ii)
C. None of the other
(i)
If AX 0 and X #0 then A = 0
choices is correct
D. Only (i)
(ii)
Next
FUO.sh
sh the exam.
If AX = 0 has only the trivial solution X = 0, then AX = B has a unique
solution for every column vector B of size 3 x 1.
