9:

Graph the function, considering the domain, critical points, symmetry, relative extrema, regions where the function is increasing or decreasing, inflection points, regions where the function is concave upward or concave downward, intercepts where possible, and asymptotes where applicable. f(x) = - 8x3 - 12x2 + 288x-11 ..... f' (x ) = f" (x ) = Choose the correct graph below. O A. O B. O c. O D. Ay 1000- Ay 1000- 700- X X X X -15 15 -30 30 -15 15 -30 30 -700- -760- -1000- -1000