1
answer
0
watching
49
views
10 Nov 2019
In each of (a) and (b) and prove that the specified subset is not a subgroup: The set of (positive and negative) odd integers together with 0 is not a subgroup of z (under addition). The set of real numbers whose square is a rational number is not a subgroup of R (under addition).
In each of (a) and (b) and prove that the specified subset is not a subgroup: The set of (positive and negative) odd integers together with 0 is not a subgroup of z (under addition). The set of real numbers whose square is a rational number is not a subgroup of R (under addition).
1
answer
0
watching
49
views
For unlimited access to Homework Help, a Homework+ subscription is required.
Hubert KochLv2
9 Sep 2019