"A Section 3.3 - MAT 263, section N X Assignments webassign.net/web/Student/Assignment-Responses/submit?dep=27902028&tags=autosave#Q7 6. [1/2 Points] DETAILS PREVIOUS ANSWERS LARAPCALC10 3.3.024. MY NOTES PRACTICE ANOTHER Find all relative extrema of the function. Use the Second-Derivative Test when applicable. (If an answer does not exist, enter DNE.) f( x) = x4+ 16x3 - 5 relative maximum (x, y) = DNE relative minimum (x, y) = ((-12, -6919) X Need Help? Read It Watch It Submit Answer 7. [5/6 Points] DETAILS PREVIOUS ANSWERS LARAPCALC10 3.3.066. MY NOTES PRACTICE ANOTHER Consider the following. f( x ) = - 1x 20 1 x 2 - 1x + 5, [-2, 2] Use a graphing utility to graph f, f', and f" in the same viewing window. Graphically locate the relative extrema and points of inflection of the graph of f. (Round your answers to two decimal places. If an answer does not exist, enter DNE.) relative maximum (x, y) = DNE relative minimum (x, y) = DNE points of inflection (x, y) = ( -0.55, 1.16 State the relationship between the behavior of f and the signs of f' and f". f is decreasing v| . when f' is negative. fis concave upward when f" is positive v . and concave downward when f" is negative | Need Help? Read It Watch It 8. [1/1 Points] DETAILS PREVIOUS ANSWERS LARAPCALC10 3.3.070.MI. MY NOTES PRACTICE ANOTHER The cost C (in dollars) for ordering and storing x units is C = 8x + _ 500,000 - What order size will produce a minimum cost? (Round your answer to the nearest whole number.) Type here to search O 9 7:51 PM 49.F Clear ~