Normal Subgroup | Properties and Examples| Group theory

If G is a group and H is a subgroup of index 2 in G. Show that H is a normal subgroup of G

If H is the only subgroup of order H in a finite group G, show that H is the normal subgroup of G

Normal Distribution | Normal Distribution Table & Area Under Curve | Examples Part-II

GROUP THEORY | NORMAL SUBGROUPS | IMPORTANT THEOREMS OF NORMAL SUBGROUPS | B.Sc. Maths

Subgroup ( QUESTION- 3,4 ) | Algebra | BSc 2nd Year | HPU

Subgroup ( QUESTION- 2 ) | Algebra | BSc 2nd Year | HPU