Let M be an ideal of a commutative ring R. Prove that R/M is a field if and only if M is a maximal ideal and x² E M implies x EM for all IER.

Advanced Engineering Mathematics
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ISBN:9780470458365
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hat every pri
prima
Let M be an ideal of a commutative ring R. Prove that R/M is a field
if and only if M is a maximal ideal and x² € M implies x € M for all
IER.
Prove that in a PID every nontrivial ideal I can be expressed as a fi-
Transcribed Image Text:hat every pri prima Let M be an ideal of a commutative ring R. Prove that R/M is a field if and only if M is a maximal ideal and x² € M implies x € M for all IER. Prove that in a PID every nontrivial ideal I can be expressed as a fi-
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