Question: Answer only number 7 please 3. R(A,B,C,D) and AB D, B >C 4. R(A,B,C,D,E) and ABC D, D E 5. R(A,B,C,D,E) and AB >C, B

Answer only number 7 please

3. R(A,B,C,D) and AB D, B >C 4. R(A,B,C,D,E) and ABC D, D E 5. R(A,B,C,D,E) and AB >C, B D, D E 6. R(A,B,C, D) and ABD C 7. R(A,B,(C)) and A >Band A 8. R(A,B,C,D,E) and C ABDE C (A has multiple occurrences of C)

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