Page 6 of 25 Question 6 (8 points) Use a graphing calculator to find the approximate location of all relative extrema. f(x) = 0.1x\textsuperscript{4} - x\textsuperscript{3} - 15x\textsuperscript{2} + 59x + 14 Relative maximum at x = 1.792; relative minima at x = -6.694 and x = 12.455 Relative maximum at x = 1.764; relative minima at x = -6.783 and x = 12.64 Relative maximum at x = 1.702; relative minima at x = -6.681 and x = 12.491 Relative maximum at x = 1.735; relative minima at x = -6.777 and x = 12.542
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