Question 9 0/1 pt 9 3 19 0 Details Given the parabola defined by: f(x) = -2x2 - 4x + 6 Find the line of symmetry of the parabola. Enter your answer as an equation. Find the y-intercept of the parabola. Enter your answer as a point. Find the coordinates of the point on the parabola directly across from the y-intercept. Enter your answer as a point. Submit Question Question 10 0/1 pt 9 3 2 19 0 Details Let f(x) = 2x2+ 32x + 120 Find the domain of f(x). Find range of f(a). Submit QuestionQuestion 11 0/1 pt 3 19 0 Details 10 -10 -9 -8 -7 -6 -5 4 -3 -2 5 6 7 8 9 10 Using the function f(a) graphed above, find the following. If any of the following extrema do not exist for this function, enter DNE. f (a) has an absolute maximum of at ac f (a) has an absolute minimum of at x Submit QuestionO Question 12 0/1 pt 3 19 0 Details Let f(x) = -2x+ 16x - 24. Find the vertex and x-intercepts of f(a). Then graph f(x) below by first selecting the parabola tool, clicking on the vertex, then clicking on one x-intercept. 6+ -10 -9 -8 -7 6 -5 -4 -3 -2 2 9 10 Clear All Draw: Question Help: DVideo Submit