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Question in ring

  • Thread starter norajill
  • Start date
  • #1
11
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hi , pleasehelp me

itry to soution this question but ican not , because this out my book


Show that a proper ideal I of a commmutative ring R is a maximal ideal iff for any ideal A of R either A subset of I or A+I=R
 

Answers and Replies

  • #2
63
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Why would you not be able to get a solution just because this is from the book?
 
  • #3
HallsofIvy
Science Advisor
Homework Helper
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Start with the definition: What is the definition of "maximal ideal"?
 

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