Gradebook / Math for Business & X Q Lumen OHM X * Homework Help - Q&A from On x + X CA 8 https://ohm.lumenlearning.com/assess2/?cid=67064&aid=4941171#/skip/4 Let f(x) = x' + 6x2 - 63x + 2. Sketch the function using a graphing tool and answer the following questions. (a) Use the definition of a derivative or the derivative rules to find f' (x) = (b) Use the definition of a derivative or the derivative rules to find f"(x) = (c) On what interval is f increasing (include the endpoints in the interval)? interval of increasing = (d) On what interval is f decreasing (include the endpoints in the interval)? interval of decreasing = (e) On what interval is f concave downward (include the endpoints in the interval)? interval of downward concavity = (f) On what interval is f concave upward (include the endpoints in the interval)? interval of upward concavity = Question Help: DVideo Submit Question Type here to search O 66.F Cloudy ^ _ () 12:26 PM 10/29/2022