Question: 3. Consider the vectors v1 - 2 , 02 - ;]. . - 1 -1 . (a) Is the set {v1, U2, 73} -2 1

3. Consider the vectors v1 - 2 , 02 - ;]. . - 1 -1 . (a) Is the set {v1, U2, 73} -2 1 linearly dependent? Why or why not? (b) Is the vector J = 4 a linear combination of 7 the vectors v1, 12, 13? Why or why not? (c) Consider the matrix A whose columns are the 1 -2 1 vectors, U1, U2, 73, i.e., A = 2 1 -1 . For which vectors b in R3 will the equation 3 1 -2 Ax = b have a solution. Why

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