MathematicsEasy110×since 2002Q3812The function f(x)=x2+2x−15x2−4x+9,x∈Rf(x)=\frac{x^2+2 x-15}{x^2-4 x+9}, x \in \mathbb{R}f(x)=x2−4x+9x2+2x−15,x∈R isAboth one-one and onto.Bonto but not one-one.Cneither one-one nor onto.Done-one but not onto.Check answerSkip