C-01-Q134mediumsingle_mcqf,g:R→Rf, g : \mathbb{R} \to \mathbb{R}f,g:R→R, f(x)=x+5f(x) = x + 5f(x)=x+5, g(x)=x−5g(x) = x - 5g(x)=x−5 হলে —ag=f−1g = f^{-1}g=f−1bf=gf = gf=g