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Question 8 Your answer is CORRECT. Find f' (27) given f(x) = x cos(4 x). a) 9 1 b) -1 c) O 0 d)

Question 8 Your answer is CORRECT. Find f (27) given f(x) = x cos(4x). a) .1 b) -1 c) d) 0 811

Question 8 Your answer is CORRECT. Find f' (27) given f(x) = x cos(4 x). a) 9 1 b) -1 c) O 0 d) O 87 -87

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