Question: Do the columns of A span IR? Does the equation Ax=b have a solution for each b in R? A = 2 0 2

Do the columns of A span IR? Does the equation Ax=b have

Do the columns of A span IR? Does the equation Ax=b have a solution for each b in R? A = 2 0 2 -3-8 - 45 10 1 2 4 4 4 12 -4 22-2

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