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IPMAT/Algebra
Academic discussion and doubt solving for: Progression & Series, Inequalities, Linear Equation, Functions, Modulus, Minima & Maxima, Polynomials, Identities, Indices
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When one function is the inverse of the other, simple check the options and see where the number of f's and g's are equal on both LHS and RHS,(Here,it is D) that is the answer.
Wrong. Answer is option A
Thanks, got it now.