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Find a basis for the column space of A. 1 -1 A 3121 -2 7 1 -1 7217 0 150 -5 X Find

Find a basis for the column space of A. 1 -1 A " 3121 -2 7 1 -1 7217 0 150 -5 X Find a basis for the null space of AT for the given matrix. Verify that every vector in col(A) is orthogonal to every vecto -7 0

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