Question

Let g be a group of order ab where g has two subgroups h and k of order a and brespectively. Show that if h k = (1) then g = hk. Is g isomorphic to h k?

Answer 1

Let g be a group of order ab where g has two subgroups h and k of order a and brespectively. Show that if h k = (1) then g = hk. Is g isomorphic