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Mathematics 12 Online
OpenStudy (anonymous):

Are these set of functions linearly independent? If they are dependent, state the relation. 1. f1(x) = 2x − 3, f2(x) = x^2 + 1, f3(x) = 2x^2 − x 2.f1(x) = 2x − 3, f2(x) = 2x^2 + 1, f3(x) = 3x^2 + x

OpenStudy (turingtest):

make a matrix of the coefficient vectors|dw:1329543360004:dw|you have many methods to check for a linearly dependent set of vectors, but taking the determinant is probably easiest here

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