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Homework Statement (a; b) is in terms of D = ( 1,1 ; 1 -1) and (c; d) is in terms of Dx = ( -1,1 ; 0,2), then we need to find a matrix such that (c;d) = (?, ?; ?, ?)* (a; b). Homework Equations y = Ax >> linear transformation The Attempt at a Solution I know the answer is [1, -3...