Question: Well written pls 1. Let R be a commutative ring w/1R and let a, be R. Prove that (a) (b) = (ab). (Hint: For any

Well written pls

Well written pls 1. Let R be a commutative ring
1. Let R be a commutative ring w/1R and let a, be R. Prove that (a) (b) = (ab). (Hint: For any c E R, (c) = {rc : re R}.)

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