Consider the function x) = lxl. (If an answer does not exist, enter DNE.) (a) For what values) of x is f'(x) = I]? (Enter your answers as a comma-separated list.) ([3) Determine the intervas) for which f'(x) is increasing. (Enter your answer using interval notation.) (c) Determine the interval(s) for which f'{x) is decreasing. (Enter your answer using interval notation.) (d) For what value(s) of x is f'x) undefined? (Enter your answers as a comma-separated list.) (e) The function f(x} -Select- 0 Consider the function f(x) = x10 - 10x9. (If an answer does not exist, enter DNE.) (a) What is the derivative function f'(x)? f'(x) = 10x9 - 90x8 (b) For what value(s) of x is f'(x) = 0? (Enter your answers as a comma-separated list.) X = 0, 9 X (c) Determine the interval(s) for which f'(x) 0. (Enter your answer using interval notation.) (0 . 3 ) U ( 5,00 ) X (e) For what value(s) of x is f'(x) undefined? (Enter your answers as a comma-separated list.) X= 0 X (f) The function f(x) has two local maxima7131 PM Wed Oct 12 In '6' 23% Ef3> webassignnet G 23. [0/3.7 Points] DETAILS PREVIOUS ANSWERS WORLDWIDECMCALC1 1.5.524A.XP. MY NOTES ASK YOUR TEACHER A function f has a derivative 1" whose graph is shown below. Use the graph of f' to answer questions about f. Y (a) For what values of x is fincreasing? (Enter your answer using interval notation.) m x Operations For what values ofx is fdecreasing? (Enter your answer using interval notation.) [E Relations X Sets (b) For what values ofx does fhave either a local maximum or a local minimum? (Enter your answers as a comma-separated list.) E X = x Greek 9&9 Notice that the given graph is of the first derivative of f, not of f itself. What does the sign of i" tell you about the behavior off? What occurs in the graph Err77 when 1" changes sign? Submit Answer 24. {3.7/3.7 Points] DETAILS _PREV|OUS ANSWERS WORLDWIDECMCALC1 1.5.526A.XP. MY NOTES ASK YOUR TEACHER