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Mathematics 24 Online
OpenStudy (anonymous):

Let F be a eld and V = F^3. Let U be the subspace of V consisting of all vectors v = (a; b; c), such that the sum of the last two coordinates is zero, that is, b + c = 0. Find a basis in U and state the dimension of U.

OpenStudy (anonymous):

*Let F be a field*

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