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Linear AlgebraHardVector Spaces & Bases

Vector Spaces & Bases · Hard problem

What is the dimension of the span of the vectors (3,3,0,1)(3, 3, 0, 1), (−3,2,1,0)(-3, 2, 1, 0), (9,1,0,−1)(9, 1, 0, -1) in R4\mathbb{R}^{4}?