Question

prove that any characteristic sub group is normal?​

Answer 1

Answer:

Normal subgroup

In other words, any subgroup conjugate to the given one, must be equal to it. Definition using equivalence classes of elements: A subgroup is normal if and only if it is a union of conjugacy classes of elements.

Answer 2

hey mate

A subgroup is normal if and only if it is a union of conjugacy classes of elements.

I hope this helps

have a nice day ahead