个 The Of X Schedu X MOM X M MyOpe X AC Usi X →> https://www.myopenmath.com/assess2/?cid=217374&aid=15345270#/skip/8 Gmail myMCC | Middlesex... Login to NJFAMS MCC Email Microsoft account |... Schedule - Alexand Let f(x)=x+6x² - 15x+9. Use the definition of a derivative or the derivative rules to find f'(x). f'(x) Use the definition of a derivative or the derivative rules to find f'(x). (エ) On what interval is f increasing (do not include the endpoints in the interval)? Interval on which f is increasing: On what interval is f decreasing (do not include the endpoints in the interval)? Interval on which fis decreasing: On what interval is f concave down (do not include the endpoints in the interval)? Interval of downward concavity: On what interval is f concave up (do not include the endpoints in the interval)? Interval of upward concavity: Question Help: Message instructor 46°F Cloudy Search

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