Consider the following function: f () - - 2 8 + 15x2 - 36x + 5 Step 2 of 4: Determine where the function is Increasing and decreasing. Enter your answers in interval notation. Answer 3 Points Keypad Keyboard Shortcuts Separate multiple intervals with a comma. Selecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered answer is used. V Increasing on: Never increasing Prev 2 Decreasing on: Never decreasing