Homepage Solution manuals David S. Dummit Abstract Algebra Exercise 0.1.3(Stability for product)

Exercise 0.1.3(Stability for product)

Prove that if P , Q B , then P Q B .

Answers

Let P , Q B . Then

( PQ ) ( M ) = ( P ) ( QM ) = ( P ) ( MQ ) = ( PM ) ( Q ) = ( MP ) ( Q ) = ( M ) ( PQ ) .
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2023-12-08 02:36
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