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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-3

  • question_answer
    If for two functions g and f, gof of both injective and surjective, then which of the following is true?

    A)  g and f should be injective and surjective

    B)  g should be injective and surjective

    C)  f should be injective and surjective

    D)  None of them may be surjective and injective

    E)  None of these

    Correct Answer: A

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