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3. (20 POINTS) Consider the LIBRARY relational database schema below to write down the relational algebra expressions for the
BOOK Bookid Title Publisher name BOOK AUTHORS Book id Author name PUBLISHER Name Address Phone BOOK COPIES Book d Branch Id N
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Q1) Qik T Bookid lo (Book)) Title The Fountain Head Qa IT Branchid o (LIBRARY. BRANCH ANCH) Branch.name Bavis Final Answer

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