A graphing calculator is recommended. A function is given.

Last updated: 7/19/2022

A graphing calculator is recommended. A function is given. f(x) = 9+ x + x² - x³ (a) Find the local maximum and minimum values of the function and the value of x at which each occurs. State each answer rounded to two decimal places. (b) Find the intervals on which the function is increasing and on which the function is decreasing. State each answer rounded to two decimal places.