austinneilsen04 austinneilsen04 22-11-2020 Mathematics contestada In Exercises 7–10, graph the function, and label its vertex and y-intercept. 7. F(x) = 3x^2 – 12x + 6 8. y = 5x2 + 20x - 9 9. y = –6x2 – 12x - 5 10. f(x) = -7x2 + 28x - 8