Consider the following vectors: v2 : 4 -4 2 -2 and 1 wi = w2 4 Find a 3 x 4 matrix A of rank 2 that contains Span{v1, v2} in its null space. A = Find a 3 x 4 matrix B that contains Span{v1, v2} in its null space and Span{w1, w2} in its column space. %3D

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