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Study bachelors and masters degree courses, online mathematics degree programs MCQs: { - 3 n n ε z } is an abelian group under with options subtraction, division, multiplication and addition for online global learning to qualify for scholarships for international students with knowledge tests. Free skills assessment test is for online learn groups in maths quiz questions with MCQs, exam preparation questions and answers.

MCQ: { - 3 n : n ε Z } IS an abelian group under

1. subtraction
2. division
3. multiplication

D

MCQ: If G = { 1, -1, ι, - ι } is group under multiplication, then inverse of - ι is

1. 1
2. −1
3. ι
4. None of Above

C

MCQ: A monoid is always a

1. A group
2. a commutative group
3. a non abelian group
4. groupoid

D

MCQ: If a, b are elements of a group G, then (ba)-1 =

1. a-1 b-1
2. b-1 a-1
3. a-1 b
4. b-1 a

A

MCQ: A monoid is always a

1. A group
2. a commutative group
3. a non abelian group
4. semi - group

D