-2 0 2 3 5. Do the columns of A = form a linearly independent set? If the set is dependent, -1 -4 -6 -3 6 0 find a dependence relation. 6. Suppose that vectors v . v. v, and b are in R" and that b can be written in two distinct ways as linear combinations of v,; V,; and v; -- specifically, b = V, + V, -v; and b=-V,+v, +v;. Show that { V1, v2; v3) is linearly dependent and find a dependence relation among the vectors