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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
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