Question

Write the set form following groups?

​

Answer 1

Answer:

A group is a set with an operation that has the following 4 properties:

1) The set is closed under the operation.

2) The set is associative under the operation.

3) The set has an identity element under the operation that is also an element of the set.

4) Every element of the set has an inverse under the operation that is also an element of the set.