Let f, g and h be mapping on the set of real number defined by F (X) =2x+1 G(x) =x^2-3 and H(x) = 3x+2. Show that (FoG)=Fo (GoH).?

Let f, g and h be mapping on the set of real number defined by F (X) =2x+1 G(x) =x^2-3 and H(x) = 3x+2. Show that (FoG)=Fo (GoH).?

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