zacklofton9546 zacklofton9546 11-03-2024 Mathematics contestada Find the intervals on which the graph of f is concave upward, the intervals on which the graph of f is concave downward, and the inflection points.f(x) = x³ - 18x² + 17x + 6For what interval(s) of x is the graph of f concave upward?