JEE Main 201911 Jan, Evening shiftMathematicsMediumSets, Relations and Functions168× since 2002Let a function f : (0, ∞\infty∞) →\to→ (0, ∞\infty∞) be defined by f(x) = ∣1−1x∣\left| {1 - {1 \over x}} \right|1−x1. Then f is :AOption A. not injective but it is surjectiveBOption B. neiter injective nor surjectiveCOption C. injective onlyDOption D. both injective as well as surjectiveCheckSkip · show solution
