Question

help pls with the following abstract algebra question

Answer 1

let mapping \[\tau _{ab} for a,b \mathbb{R} \],maps the reals into the reals by the rule \[\tau _{ab}:x ->ax+b \]
Let G={ \[\tau _{ab}:a \neq 0\] }
Determine whether or not G is an abelian group under the composition of mappings

Answer 2

@Hero

Answer 3

@Luis_Rivera