7. Suppose that (R, +,.) be a commutative ring with identity and (I, +,.) be an ideal of R. If I is not prime ideal then..... (a) 3a, b e R:a.beI = a € and b € I (b) Va, be R: a. beI > a ¢ I and b e I (c) va, be R:a.beI = a € l or bel (d) No Choice (a) (b) (c) (d) O 8. In the field (Z,, +7,.7), the set of all prime elements is... (a) p (b) (2,3,5} (c) Z, (d) No Choice (a) (b) (c) (d)
7. Suppose that (R, +,.) be a commutative ring with identity and (I, +,.) be an ideal of R. If I is not prime ideal then..... (a) 3a, b e R:a.beI = a € and b € I (b) Va, be R: a. beI > a ¢ I and b e I (c) va, be R:a.beI = a € l or bel (d) No Choice (a) (b) (c) (d) O 8. In the field (Z,, +7,.7), the set of all prime elements is... (a) p (b) (2,3,5} (c) Z, (d) No Choice (a) (b) (c) (d)
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.1: Ideals And Quotient Rings
Problem 31E: Let R be a commutative ring that does not have a unity. For a fixed aR, prove that the set...
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