Question: Given R = (A,B,C), let r1 and r2 be relations defined over R. Multiple for Write the equivalent expressions using relational analysis: a) r1r2 b)

Given R = (A,B,C), let r1 and r2 be relations defined over R. Multiple for Write the equivalent expressions using relational analysis:

Given R = (A,B,C), let r1 and r2 be relations defined over

a) r1r2 b) r1r2 c) A,B(r1)B,C(r2)

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