skyinspiring5796 skyinspiring5796 30-01-2024 Mathematics contestada If the function f:R−1,−1→R−1,−1 is defined by f(x)= x²/1−x² is surjective, then:a) f is injectiveb) f is bijectivec) f is neither injective nor surjectived) f is injective but not surjective