0 Question 1 E 0/1 pt '0 100 2 99 6) Details Given the following symmetric graph of f '(m) . The labeled numbers on the x axis show where f'(:1;): 0. A) Where are there any local maximum(s), local minimum{s) or points of inflection? Local Maximum at a: : l l O No Local Maximum Local Minimum at a: = l l O No Local Minimum Inflection Point(s) at :1: : l l O No Inflection Point B) Use interval notation to identify where f(:1:) is increasing ' ' (Use the Intervals tab of the Math Quill editor to enter your answers} I I decreasing' ' (Use the Intervals tab of the Math Quill editor to enter your answers} I I Question Help: E] Video El Message instructor Submit Question 0 Question 2 B 0/1 pt '0 100 2:5 99 6) Details 0.7t The concentration of a drug it hours after being injected is given by C(t) : t2+14' Find the time when the concentration is at a maximum. Give your answer accurate to at least 2 decimal places. Answer = i ' hours. Question Help: 8 Message instructor Submit Question 0 Question 3 E4 011 pt '0 100 Z 99 6) Details Answer the following questions for the function x) 2 :13VLB2 + 1 defined on the interval 4 g m S 4. f (3:) is concave down on the interval x = ' ' to x = i i f (3:) is concave up on the interval x = ' ' to x = The inflection point for this function is at x = i i The absolute minimum for this function occurs at x = ' ' The absolute maximum for this function occurs at x = ' ' Question Help: E] Video 8 Message instructor Submit Question 0 Question 4 E4 011 pt E) 100 :'J 99 6) Details Let f(:1:) = $3 + 3x2 9:1: + 7. (a) Use derivative rules to find f'(:::) = ' ' (b) Use derivative or the derivative rules to find f ' '(m) = ' (c) On what interval is fincreasing? interval of increasing = ' ' (cl) On what interval is f decreasing? interval of decreasing = ' ' (e) On what interval is f concave downward? interval of downward concavity =' ' (f) On what interval is f concave upward? interval of upward concavity = ' ' Question Help: 8 Message instructor Submit Question 0 Question 5 a on pt '0 100 3 99 6) Details 4 _ 2 Let f(:i:) = #. (a) Use derivative rules to nd f($) = ' ' (b) Use derivative rules to find f ' (LB) = ' ' (c) On what interval is f increasing? interval of increasing = ' ' (d) On what interval is f decreasing? interval of decreasing = ' ' (9) On what interval is f concave downward? interval of concave downward = ' (f) On what interval is f concave upward? interval of concave upward =' ' Question Help: 8 Message instructor Submit Question 0 Question 6 [3 0/1 pt '0 100 8 99 6) Details Consider the function f($) = $2615\". an) has two inflection points at x = C and x = D with C 5 D where C is l ' and D is l ' Finally for each of the following intervals, tell whether f(:c) is concave up (type in CU) or concave down {type in CD). (00,C]:' ' [QDH l moon l Question Help: 8 Message instructor Submit Question 0 Question 7 [3 0/1 pt '0 100 :5 99 6) Details At the point shown on the function above, which of the following is true? 0 f' > 0, f" > 0 Of 0 O f' > 0, f"