Question
Mathematics Question on Matrices
Which one of the following is a cyclic group?
A
The set of non-zero square matrices of order 2 × 2 over R under matrix multiplication
B
The group of roots (real or complex) of the equation xn - 1 = 0, where n is a natural number
C
The group Q/{0} of non-zero rationals under multiplication
D
The group Q of rationals under addition
Answer
The group of roots (real or complex) of the equation xn - 1 = 0, where n is a natural number
Explanation
Solution
The correct answer is(B): The group of roots (real or complex) of the equation xn - 1 = 0, where n is a natural number