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6. [10 points] Consider a relation schema R (A, B, C, D, E, F, G) with the following set F of five functional dependencies F

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6. [10 points] Consider a relation schema R (A, B, C, D, E, F, G) with the following set F of five functional dependencies F = {A BC, E CF, B E, CD EF, A G}. (a) Find the closure Ft of F. (Do not include trivial dependencies) (b) Find the canonical cover Fc of F

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