Find the inflection point(s) if it/they exists. If there is more than one, enter your answers in as ordered pairs separated by a comma. f(x) = x3 - 3x2 - 144x - 140Find the absolute minimum (absmin) or absolute maximum (absmax) of the function below if it exist. (TYPE YOUR ANSWER IN AS A WHOLE NUMBER OR FRACTION AS AN ORDERED PAIRED USING A COMMA! IF BOTH THE ABSOLUTE MINIMUM AND ABSOLUTE MAXIMUM EXIST, USE A COMMA TO SEPARATE THEM! DO NOT PLACE ANY UN- NECESSARY SPACES IN YOUR ANSWER!) For Example: absmin ( -3,7) f(x) = 2x4 - x; [-1,1]