Answer to Question #145985 in Abstract Algebra for Sourav Mondal

Question #145985
Let S be the set of all real numbers except
—1. Define an operation + on S by
x+y=x+y+xy; x,y belongs to S. Show that
< S, +> is an abelian group. Find a solution
of the equation 1+x = 2 in S.
1
Expert's answer
2020-11-24T05:24:28-0500

1.

2.

3.

4.

5.

is an abelian group.




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