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I need help with the two problems please, they're Abstract Algebra problems with explanations and please make it legible. 26. Prove that in a group,

I need help with the two problems please, they're Abstract Algebra problems with explanations and please make it legible.

26. Prove that in a group, (a 1)-1 = a for all a.22. Show that U(14) = (3) = (5). [Hence, U(14) is cyclic. ] Is U(14) = (11)

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