Tuple/Domain Calculus

I'm not looking for any direct answers.

Can you give me any help with how to give the answer to part a in this problem using tuple and domain relational calculus?
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JCW2Asked:
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derekkrommConnect With a Mentor Commented:
you have a BOOK_COPIES table, so you want the No_of_copies from that table
join to LIBRARY_BRANCH on Branch_id where Branch_name = "Sharpstown"
join to BOOK on Book_id where Book_name = "The Lost Tribe"

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JCW2Author Commented:
Thank you for your help.
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