Graphing Quadratic Functions Leave a Comment / By doina@highschoolmathtests.com / February 8, 2023 February 24, 2023 1. Which quadratic function has this graph? \[y=- x^{2} - 6 x + 5\] \[y=- x^{2} + 6 x + 3\] \[y= x^{2} - 6 x + 5\] \[y=- x^{2} + 3 x + 2\] 2. Which quadratic function has this graph? \[y=- 2x^{2} + 4x + 3\] \[y= x^{2} - 3x + 5\] \[y= 3x^{2} +15x + 2\] \[y= 2x^{2} + 4 x + 3\] 3. Which quadratic function has this graph? \[f(x)= x^{2} + 5x - 5\] \[f(x)= x^{2} - 10x + 20\] \[f(x)= 2x^{2} + 8x + 3\] \[f(x)= - x^{2} - 10x + 5\] 4. What is the axis of symmetry for this parabola? y = 5 x = - 5 x = 5 x = 10 There is no axis of symmetry for this graph. 5. What is the axis of symmetry for this parabola? y = 3 x = 4 x = 0 x = 3 There is no axis of symmetry for this graph. 6. What is the vertex? V(3,4) V(0,0) V(4,3) 7. What is the vertex for this parabola? V(2,2) V(2,- 2) V(- 2,2) V(0,0) 8. What is the axis of symmetry for this parabola? y = 4 x = 2 x = - 2 x = 0 There is no axis of symmetry for this graph. 9. Over which interval is this parabola decreasing? \[(-\infty, \infty)\] \[(-\infty,-2)\] \[(-2, \infty)\] \[(-\infty, 2)\] \[(2, \infty)\] 10. Over which interval is this parabola increasing? \[(-\infty, \infty)\] \[(-\infty,4)\] \[(3, \infty)\] \[(-\infty, 3)\] \[(4, \infty)\] 1 out of 10 Time's upTime is Up!