Math Chapter Wise Sets, Relations And Functions English MCQ Rajasthan TGT 2016 Q.A mapping f from a group (G,o) to a group (G',*) is group homomorphism from G to G' if A* f-1 B∀a, b∈G Cf-1 (a*b) = f-1 Df(a o b) = f(a) *f-1 Show answer Correct answer: ∀a, b∈G