Accedmychevron_right11thchevron_rightmathchevron_rightTheory Of Quadratic Functionschevron_rightExercise 3.1

(vi)

(,3172)(3+172,)\boxed{(-\infty,\frac{3-\sqrt{17}}{2})\cup(\frac{3+\sqrt{17}}{2},\infty)}