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5. Consider the following table and FDs RENTAL (tool-id, toolname,client-id,address,day,price,length-rental) tool-id toolname client-id address tool-id.client-id price tool-id,client-id,day - length-rental (a) Give all the keys of

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5. Consider the following table and FDs RENTAL (tool-id, toolname,client-id,address,day,price,length-rental) tool-id toolname client-id address tool-id.client-id price tool-id,client-id,day - length-rental (a) Give all the keys of RENTAL (b) Decompose RENTAL into 3NF relations. Make sure the decomposition is lossless

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