Question: This exercise refers to the relations R1 and R2 given below. Show the relations created as a result of the following relational algebra operations Relation

This exercise refers to the relations R1 and R2 given below. Show the relations created as a result of the following relational algebra operations
This exercise refers to the relations R1 and R2 given

Relation R1 Rl.a R1.b R1.c 30 a 20 45 b 32 75 a 24 Relation R2 R2.x R2.y R2.z 30 b 24 75 12 30 b 20

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