Q5. Let A and B be two groups. Let 0: A x B → B defined by 0(a, b) = b Is 0 isomorphism? Find ker(0). Prove that A x B/({ea}× B) is isomorphic to B. i. ii. iii.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter3: Groups
Section3.5: Isomorphisms
Problem 28E
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Q5. Let A and B be two groups. Let 0: A x B → B defined
by 0(a, b) = b
%3D
Is O isomorphism?
Find ker(0).
Prove that A x B/({ea} × B) is isomorphic to B.
i.
ii.
iii.
Transcribed Image Text:Q5. Let A and B be two groups. Let 0: A x B → B defined by 0(a, b) = b %3D Is O isomorphism? Find ker(0). Prove that A x B/({ea} × B) is isomorphic to B. i. ii. iii.
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