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Linear AlgebraHardVector Spaces & Bases

Vector Spaces & Bases · Hard problem

What is the dimension of the span of the vectors (0,4,0,0)(0, 4, 0, 0), (4,−3,−3,2)(4, -3, -3, 2), (−8,6,−5,4)(-8, 6, -5, 4), (0,0,−2,2)(0, 0, -2, 2) in R4\mathbb{R}^{4}?