In rach of give se subgroup whieh of the ollowing state whether is a normal bubgroup or, ia n which is not nonal o, is ne broup of g, (c) the set of matrie with

In rach of give se subgroup whieh of the ollowing state whether is a normal BubgrouP or, ia n which is not nonal o, is ne broup of G, (C) The set of matrie with determinant equal to unity The set of ertible upper triangular matrices esct of invertible matrices whose trace is zero 2012